Habla con un experto

DIRECTORIO CVE · 2026

Vulnerabilidades conocidas

Página 85 de 163. Los registros están ordenados por fecha oficial de publicación, del más reciente al más antiguo.

Registros 8401–8500 de 16.277

Media14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

CVE-2026-55121: CWE-125: Lectura fuera de límites (Out-of-bounds Read) en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-125: Lectura fuera de límites (Out-of-bounds Read)» en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2016: 16.0.0 hasta 16.0.5561.1000; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac

CVE-2026-55120: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215; Microsoft PowerPoint 2016: 16.0.0 hasta 16.0.5561.1000

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

CVE-2026-55058: CWE-125: Lectura fuera de límites (Out-of-bounds Read) en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-125: Lectura fuera de límites (Out-of-bounds Read)» en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Excel 2016: 16.0.0.0 hasta 16.0.5561.1001; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Media14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

CVE-2026-55057: CWE-190: vulnerabilidad de seguridad en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-190: vulnerabilidad de seguridad» en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2016: 16.0.0 hasta 16.0.5561.1000; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

CVE-2026-55056: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2016: 16.0.0 hasta 16.0.5561.1000; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac

CVE-2026-55055: CWE-121: vulnerabilidad de seguridad en Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac

El registro oficial identifica la vulnerabilidad «CWE-121: vulnerabilidad de seguridad» en Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215; Microsoft SharePoint Enterprise Server 2016: 16.0.0 hasta 16.0.5561.1001

Media14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

CVE-2026-55054: CWE-125: Lectura fuera de límites (Out-of-bounds Read) en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-125: Lectura fuera de límites (Out-of-bounds Read)» en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Excel 2016: 16.0.0.0 hasta 16.0.5561.1001; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

CVE-2026-55053: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Excel 2016: 16.0.0.0 hasta 16.0.5561.1001; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

CVE-2026-55052: CWE-862: Falta de autorización en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

El registro oficial identifica la vulnerabilidad «CWE-862: Falta de autorización» en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition. Microsoft SharePoint Enterprise Server 2016: 16.0.0 hasta 16.0.5561.1001; Microsoft SharePoint Server 2019: 16.0.0 hasta 16.0.10417.20175; Microsoft SharePoint Server Subscription Edition: 16.0.0 hasta 16.0.19725.20434

Media14 jul 2026

Microsoft Office · Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

CVE-2026-55051: CWE-918: vulnerabilidad de seguridad en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

El registro oficial identifica la vulnerabilidad «CWE-918: vulnerabilidad de seguridad» en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition. Microsoft SharePoint Enterprise Server 2016: 16.0.0 hasta 16.0.5561.1001; Microsoft SharePoint Server 2019: 16.0.0 hasta 16.0.10417.20175; Microsoft SharePoint Server Subscription Edition: 16.0.0 hasta 16.0.19725.20434

Media14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac

CVE-2026-55050: CWE-125: Lectura fuera de límites (Out-of-bounds Read) en Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac

El registro oficial identifica la vulnerabilidad «CWE-125: Lectura fuera de límites (Out-of-bounds Read)» en Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215; Microsoft SharePoint Enterprise Server 2016: 16.0.0 hasta 16.0.5561.1001

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

CVE-2026-55049: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2016: 16.0.0 hasta 16.0.5561.1000; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

CVE-2026-55048: CWE-190: vulnerabilidad de seguridad en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-190: vulnerabilidad de seguridad» en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Excel 2016: 16.0.0.0 hasta 16.0.5561.1001; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Media14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

CVE-2026-55047: CWE-125: Lectura fuera de límites (Out-of-bounds Read) en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-125: Lectura fuera de límites (Out-of-bounds Read)» en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2016: 16.0.0 hasta 16.0.5561.1000; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Media14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

CVE-2026-55046: CWE-125: Lectura fuera de límites (Out-of-bounds Read) en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-125: Lectura fuera de límites (Out-of-bounds Read)» en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Excel 2016: 16.0.0.0 hasta 16.0.5561.1001; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

CVE-2026-55045: CWE-125: Lectura fuera de límites (Out-of-bounds Read) en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-125: Lectura fuera de límites (Out-of-bounds Read)» en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2016: 16.0.0 hasta 16.0.5561.1000; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

CVE-2026-55044: CWE-125: Lectura fuera de límites (Out-of-bounds Read) en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-125: Lectura fuera de límites (Out-of-bounds Read)» en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Excel 2016: 16.0.0.0 hasta 16.0.5561.1001; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac

CVE-2026-55043: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215; Microsoft PowerPoint 2016: 16.0.0 hasta 16.0.5561.1000

Media14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

CVE-2026-55042: CWE-908: vulnerabilidad de seguridad en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-908: vulnerabilidad de seguridad» en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2016: 16.0.0 hasta 16.0.5561.1000; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

CVE-2026-55041: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Excel 2016: 16.0.0.0 hasta 16.0.5561.1001; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Crítica14 jul 2026

Microsoft Office · Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

CVE-2026-55040: CWE-1390: vulnerabilidad de seguridad en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

El registro oficial identifica la vulnerabilidad «CWE-1390: vulnerabilidad de seguridad» en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition. Microsoft SharePoint Enterprise Server 2016: 16.0.0 hasta 16.0.5561.1001; Microsoft SharePoint Server 2019: 16.0.0 hasta 16.0.10417.20175; Microsoft SharePoint Server Subscription Edition: 16.0.0 hasta 16.0.19725.20434

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

CVE-2026-55039: CWE-191: vulnerabilidad de seguridad en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-191: vulnerabilidad de seguridad» en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Excel 2016: 16.0.0.0 hasta 16.0.5561.1001; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac

CVE-2026-55038: CWE-121: vulnerabilidad de seguridad en Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac

El registro oficial identifica la vulnerabilidad «CWE-121: vulnerabilidad de seguridad» en Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215; Microsoft SharePoint Enterprise Server 2016: 16.0.0 hasta 16.0.5561.1001

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

CVE-2026-55037: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Excel 2016: 16.0.0.0 hasta 16.0.5561.1001; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

CVE-2026-55036: CWE-126: vulnerabilidad de seguridad en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-126: vulnerabilidad de seguridad» en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Excel 2016: 16.0.0.0 hasta 16.0.5561.1001; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Media14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

CVE-2026-55035: CWE-125: Lectura fuera de límites (Out-of-bounds Read) en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-125: Lectura fuera de límites (Out-of-bounds Read)» en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2016: 16.0.0 hasta 16.0.5561.1000; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

CVE-2026-55034: CWE-79: Neutralización incorrecta de entrada durante la generación de páginas web (Cross-Site Scripting) en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

El registro oficial identifica la vulnerabilidad «CWE-79: Neutralización incorrecta de entrada durante la generación de páginas web (Cross-Site Scripting)» en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition. Microsoft SharePoint Enterprise Server 2016: 16.0.0 hasta 16.0.5561.1001; Microsoft SharePoint Server 2019: 16.0.0 hasta 16.0.10417.20175; Microsoft SharePoint Server Subscription Edition: 16.0.0 hasta 16.0.19725.20434

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac

CVE-2026-55033: CWE-190: vulnerabilidad de seguridad en Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac

El registro oficial identifica la vulnerabilidad «CWE-190: vulnerabilidad de seguridad» en Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215; Microsoft SharePoint Enterprise Server 2016: 16.0.0 hasta 16.0.5561.1001

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac

CVE-2026-55032: CWE-416: Uso de memoria después de liberarla (Use After Free) en Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac

El registro oficial identifica la vulnerabilidad «CWE-416: Uso de memoria después de liberarla (Use After Free)» en Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215; Microsoft SharePoint Enterprise Server 2016: 16.0.0 hasta 16.0.5561.1001

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

CVE-2026-55031: CWE-125: Lectura fuera de límites (Out-of-bounds Read) en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-125: Lectura fuera de límites (Out-of-bounds Read)» en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Excel 2016: 16.0.0.0 hasta 16.0.5561.1001; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Media14 jul 2026

Microsoft Office · Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

CVE-2026-55030: CWE-79: Neutralización incorrecta de entrada durante la generación de páginas web (Cross-Site Scripting) en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

El registro oficial identifica la vulnerabilidad «CWE-79: Neutralización incorrecta de entrada durante la generación de páginas web (Cross-Site Scripting)» en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition. Microsoft SharePoint Enterprise Server 2016: 16.0.0 hasta 16.0.5561.1001; Microsoft SharePoint Server 2019: 16.0.0 hasta 16.0.10417.20175; Microsoft SharePoint Server Subscription Edition: 16.0.0 hasta 16.0.19725.20434

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

CVE-2026-55029: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Excel 2016: 16.0.0.0 hasta 16.0.5561.1001; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Media14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

CVE-2026-55028: CWE-125: Lectura fuera de límites (Out-of-bounds Read) en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-125: Lectura fuera de límites (Out-of-bounds Read)» en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2016: 16.0.0 hasta 16.0.5561.1000; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Media14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

CVE-2026-55027: CWE-125: Lectura fuera de límites (Out-of-bounds Read) en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-125: Lectura fuera de límites (Out-of-bounds Read)» en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2016: 16.0.0 hasta 16.0.5561.1000; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Media14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

CVE-2026-55026: CWE-190: vulnerabilidad de seguridad en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-190: vulnerabilidad de seguridad» en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2016: 16.0.0 hasta 16.0.5561.1000; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

CVE-2026-55025: CWE-843: vulnerabilidad de seguridad en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-843: vulnerabilidad de seguridad» en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Excel 2016: 16.0.0.0 hasta 16.0.5561.1001; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

CVE-2026-55024: CWE-843: vulnerabilidad de seguridad en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-843: vulnerabilidad de seguridad» en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Excel 2016: 16.0.0.0 hasta 16.0.5561.1001; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Media14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

CVE-2026-55023: CWE-125: Lectura fuera de límites (Out-of-bounds Read) en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-125: Lectura fuera de límites (Out-of-bounds Read)» en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2016: 16.0.0 hasta 16.0.5561.1000; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

CVE-2026-55022: CWE-843: vulnerabilidad de seguridad en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-843: vulnerabilidad de seguridad» en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2016: 16.0.0 hasta 16.0.5561.1000; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

CVE-2026-55021: CWE-79: Neutralización incorrecta de entrada durante la generación de páginas web (Cross-Site Scripting) en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

El registro oficial identifica la vulnerabilidad «CWE-79: Neutralización incorrecta de entrada durante la generación de páginas web (Cross-Site Scripting)» en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition. Microsoft SharePoint Enterprise Server 2016: 16.0.0 hasta 16.0.5561.1001; Microsoft SharePoint Server 2019: 16.0.0 hasta 16.0.10417.20175; Microsoft SharePoint Server Subscription Edition: 16.0.0 hasta 16.0.19725.20434

Media14 jul 2026

Microsoft Office · Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

CVE-2026-55020: CWE-79: Neutralización incorrecta de entrada durante la generación de páginas web (Cross-Site Scripting) en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

El registro oficial identifica la vulnerabilidad «CWE-79: Neutralización incorrecta de entrada durante la generación de páginas web (Cross-Site Scripting)» en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition. Microsoft SharePoint Enterprise Server 2016: 16.0.0 hasta 16.0.5561.1001; Microsoft SharePoint Server 2019: 16.0.0 hasta 16.0.10417.20175; Microsoft SharePoint Server Subscription Edition: 16.0.0 hasta 16.0.19725.20434

Media14 jul 2026

Microsoft Office · Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

CVE-2026-55019: CWE-79: Neutralización incorrecta de entrada durante la generación de páginas web (Cross-Site Scripting) en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

El registro oficial identifica la vulnerabilidad «CWE-79: Neutralización incorrecta de entrada durante la generación de páginas web (Cross-Site Scripting)» en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition. Microsoft SharePoint Enterprise Server 2016: 16.0.0 hasta 16.0.5561.1001; Microsoft SharePoint Server 2019: 16.0.0 hasta 16.0.10417.20175; Microsoft SharePoint Server Subscription Edition: 16.0.0 hasta 16.0.19725.20434

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

CVE-2026-55018: CWE-416: Uso de memoria después de liberarla (Use After Free) en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-416: Uso de memoria después de liberarla (Use After Free)» en Microsoft 365 Apps for Enterprise / Microsoft Office 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2016: 16.0.0 hasta 16.0.5561.1000; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Microsoft Office · Microsoft Office

CVE-2026-55017: Desbordamiento de búfer con posible ejecución de código en Microsoft Office

Un desbordamiento de búfer basado en heap puede permitir que un atacante no autorizado ejecute código cuando el usuario procesa contenido especialmente preparado.

Media14 jul 2026

Microsoft Office · Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

CVE-2026-55016: CWE-79: Neutralización incorrecta de entrada durante la generación de páginas web (Cross-Site Scripting) en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

El registro oficial identifica la vulnerabilidad «CWE-79: Neutralización incorrecta de entrada durante la generación de páginas web (Cross-Site Scripting)» en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition. Microsoft SharePoint Enterprise Server 2016: 16.0.0 hasta 16.0.5561.1001; Microsoft SharePoint Server 2019: 16.0.0 hasta 16.0.10417.20175; Microsoft SharePoint Server Subscription Edition: 16.0.0 hasta 16.0.19725.20434

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-55004: CWE-415: vulnerabilidad de seguridad en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-415: vulnerabilidad de seguridad» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Media14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-55003: CWE-908: vulnerabilidad de seguridad en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-908: vulnerabilidad de seguridad» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows Server 2016

CVE-2026-55001: CWE-295: vulnerabilidad de seguridad en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows Server 2016

El registro oficial identifica la vulnerabilidad «CWE-295: vulnerabilidad de seguridad» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows Server 2016. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows Server 2016: 10.0.14393.0 hasta 10.0.14393.9339; Windows Server 2016 (Server Core installation): 10.0.14393.0 hasta 10.0.14393.9339; Windows Server 2019: 10.0.17763.0 hasta 10.0.17763.9020; Windows Server 2019 (Server Core installation): 10.0.17763.0 hasta 10.0.17763.9020; Windows Server 2022: 10.0.20348.0 hasta 10.0.20348.5386; Windows Server 2025: 10.0.26100.0 hasta 10.0.26100.33158

Media14 jul 2026

Windows Server · Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

CVE-2026-55000: CWE-416: Uso de memoria después de liberarla (Use After Free) en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

El registro oficial identifica la vulnerabilidad «CWE-416: Uso de memoria después de liberarla (Use After Free)» en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1. Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2025: 10.0.26100.0 hasta 10.0.26100.33158; Windows Server 2025 (Server Core installation): 10.0.26100.0 hasta 10.0.26100.33158

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-54999: CWE-362: Ejecución concurrente con sincronización incorrecta (Race Condition) en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-362: Ejecución concurrente con sincronización incorrecta (Race Condition)» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Media14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-54997: CWE-908: vulnerabilidad de seguridad en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-908: vulnerabilidad de seguridad» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Alta14 jul 2026

Windows Server · Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

CVE-2026-54996: CWE-362: Ejecución concurrente con sincronización incorrecta (Race Condition) en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

El registro oficial identifica la vulnerabilidad «CWE-362: Ejecución concurrente con sincronización incorrecta (Race Condition)» en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1. Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2025: 10.0.26100.0 hasta 10.0.26100.33158; Windows Server 2025 (Server Core installation): 10.0.26100.0 hasta 10.0.26100.33158

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-54995: CWE-416: Uso de memoria después de liberarla (Use After Free) en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-416: Uso de memoria después de liberarla (Use After Free)» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Alta14 jul 2026

Windows Server · Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2

CVE-2026-54993: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2. Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2019: 10.0.17763.0 hasta 10.0.17763.9020; Windows Server 2019 (Server Core installation): 10.0.17763.0 hasta 10.0.17763.9020

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-54992: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Alta14 jul 2026

Windows Server · Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

CVE-2026-54991: CWE-362: Ejecución concurrente con sincronización incorrecta (Race Condition) en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

El registro oficial identifica la vulnerabilidad «CWE-362: Ejecución concurrente con sincronización incorrecta (Race Condition)» en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1. Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2025: 10.0.26100.0 hasta 10.0.26100.33158; Windows Server 2025 (Server Core installation): 10.0.26100.0 hasta 10.0.26100.33158

Crítica14 jul 2026

Windows Server · Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

CVE-2026-54990: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1. Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2025: 10.0.26100.0 hasta 10.0.26100.33158; Windows Server 2025 (Server Core installation): 10.0.26100.0 hasta 10.0.26100.33158

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-54989: CWE-416: Uso de memoria después de liberarla (Use After Free) en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-416: Uso de memoria después de liberarla (Use After Free)» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Media14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

CVE-2026-54988: CWE-125: Lectura fuera de límites (Out-of-bounds Read) en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-125: Lectura fuera de límites (Out-of-bounds Read)» en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Excel 2016: 16.0.0.0 hasta 16.0.5561.1001; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-54987: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012 R2: 6.3.9600.0 hasta 6.3.9600.23291

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-54986: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2016: 10.0.14393.0 hasta 10.0.14393.9339

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-54983: CWE-121: vulnerabilidad de seguridad en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-121: vulnerabilidad de seguridad» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-54982: CWE-191: vulnerabilidad de seguridad en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-191: vulnerabilidad de seguridad» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Media14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-54132: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2016: 10.0.14393.0 hasta 10.0.14393.9339

Alta14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac

CVE-2026-54131: CWE-416: Uso de memoria después de liberarla (Use After Free) en Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac

El registro oficial identifica la vulnerabilidad «CWE-416: Uso de memoria después de liberarla (Use After Free)» en Microsoft 365 Apps for Enterprise / Microsoft Office 2019 / Microsoft Office 365 for Mac. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215; Office Online Server: 16.0.0.0 hasta 16.0.10417.20175

Alta14 jul 2026

Windows Server · Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2

CVE-2026-54129: CWE-416: Uso de memoria después de liberarla (Use After Free) en Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2

El registro oficial identifica la vulnerabilidad «CWE-416: Uso de memoria después de liberarla (Use After Free)» en Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2. Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2019: 10.0.17763.0 hasta 10.0.17763.9020; Windows Server 2019 (Server Core installation): 10.0.17763.0 hasta 10.0.17763.9020

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-54128: CWE-416: Uso de memoria después de liberarla (Use After Free) en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-416: Uso de memoria después de liberarla (Use After Free)» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Alta14 jul 2026

Windows Server · Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

CVE-2026-54127: CWE-416: Uso de memoria después de liberarla (Use After Free) en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

El registro oficial identifica la vulnerabilidad «CWE-416: Uso de memoria después de liberarla (Use After Free)» en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1. Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2022: 10.0.20348.0 hasta 10.0.20348.5386; Windows Server 2025: 10.0.26100.0 hasta 10.0.26100.33158; Windows Server 2025 (Server Core installation): 10.0.26100.0 hasta 10.0.26100.33158

Media14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-54126: CWE-125: Lectura fuera de límites (Out-of-bounds Read) en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-125: Lectura fuera de límites (Out-of-bounds Read)» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Alta14 jul 2026

Windows Server · Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2

CVE-2026-54125: CWE-362: Ejecución concurrente con sincronización incorrecta (Race Condition) en Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2

El registro oficial identifica la vulnerabilidad «CWE-362: Ejecución concurrente con sincronización incorrecta (Race Condition)» en Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2. Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2019: 10.0.17763.0 hasta 10.0.17763.9020; Windows Server 2019 (Server Core installation): 10.0.17763.0 hasta 10.0.17763.9020

Alta14 jul 2026

Windows Server · Windows 10 Version 21H2 / Windows 10 Version 22H2 / Windows 11 Version 24H2

CVE-2026-54124: CWE-190: vulnerabilidad de seguridad en Windows 10 Version 21H2 / Windows 10 Version 22H2 / Windows 11 Version 24H2

El registro oficial identifica la vulnerabilidad «CWE-190: vulnerabilidad de seguridad» en Windows 10 Version 21H2 / Windows 10 Version 22H2 / Windows 11 Version 24H2. Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2022: 10.0.20348.0 hasta 10.0.20348.5386; Windows Server 2025: 10.0.26100.0 hasta 10.0.26100.33158; Windows Server 2025 (Server Core installation): 10.0.26100.0 hasta 10.0.26100.33158

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-54122: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows Server 2012

CVE-2026-54121: CWE-285: vulnerabilidad de seguridad en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows Server 2012

El registro oficial identifica la vulnerabilidad «CWE-285: vulnerabilidad de seguridad» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows Server 2012. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226; Windows Server 2012 (Server Core installation): 6.2.9200.0 hasta 6.2.9200.26226; Windows Server 2012 R2: 6.3.9600.0 hasta 6.3.9600.23291; Windows Server 2012 R2 (Server Core installation): 6.3.9600.0 hasta 6.3.9600.23291; Windows Server 2016: 10.0.14393.0 hasta 10.0.14393.9339; Windows Server 2016 (Server Core installation): 10.0.14393.0 hasta 10.0.14393.9339

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-54119: CWE-835: vulnerabilidad de seguridad en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-835: vulnerabilidad de seguridad» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-54115: CWE-190: vulnerabilidad de seguridad en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-190: vulnerabilidad de seguridad» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Alta14 jul 2026

Windows Server · Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2

CVE-2026-54114: CWE-416: Uso de memoria después de liberarla (Use After Free) en Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2

El registro oficial identifica la vulnerabilidad «CWE-416: Uso de memoria después de liberarla (Use After Free)» en Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2. Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2019: 10.0.17763.0 hasta 10.0.17763.9020; Windows Server 2019 (Server Core installation): 10.0.17763.0 hasta 10.0.17763.9020

Alta14 jul 2026

Windows Server · Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2

CVE-2026-54112: CWE-362: Ejecución concurrente con sincronización incorrecta (Race Condition) en Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2

El registro oficial identifica la vulnerabilidad «CWE-362: Ejecución concurrente con sincronización incorrecta (Race Condition)» en Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2. Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2019: 10.0.17763.0 hasta 10.0.17763.9020; Windows Server 2019 (Server Core installation): 10.0.17763.0 hasta 10.0.17763.9020

Alta14 jul 2026

Windows Server · Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

CVE-2026-54111: CWE-362: Ejecución concurrente con sincronización incorrecta (Race Condition) en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

El registro oficial identifica la vulnerabilidad «CWE-362: Ejecución concurrente con sincronización incorrecta (Race Condition)» en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1. Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2025: 10.0.26100.0 hasta 10.0.26100.33158; Windows Server 2025 (Server Core installation): 10.0.26100.0 hasta 10.0.26100.33158

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-54109: CWE-190: vulnerabilidad de seguridad en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-190: vulnerabilidad de seguridad» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2016: 10.0.14393.0 hasta 10.0.14393.9339

Media14 jul 2026

Microsoft Office · Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

CVE-2026-54108: CWE-73: vulnerabilidad de seguridad en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition

El registro oficial identifica la vulnerabilidad «CWE-73: vulnerabilidad de seguridad» en Microsoft SharePoint Enterprise Server 2016 / Microsoft SharePoint Server 2019 / Microsoft SharePoint Server Subscription Edition. Microsoft SharePoint Enterprise Server 2016: 16.0.0 hasta 16.0.5561.1001; Microsoft SharePoint Server 2019: 16.0.0 hasta 16.0.10417.20175; Microsoft SharePoint Server Subscription Edition: 16.0.0 hasta 16.0.19725.20434

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-54107: CWE-362: Ejecución concurrente con sincronización incorrecta (Race Condition) en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-362: Ejecución concurrente con sincronización incorrecta (Race Condition)» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-50697: CWE-200: Exposición de información sensible a un actor no autorizado en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-200: Exposición de información sensible a un actor no autorizado» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Alta14 jul 2026

Windows Server · Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2

CVE-2026-50696: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2. Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 version 23H2: 10.0.22631.0 hasta 10.0.22631.7376; Windows 11 Version 23H2: 10.0.22631.0 hasta 10.0.22631.7376; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-50695: CWE-121: vulnerabilidad de seguridad en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-121: vulnerabilidad de seguridad» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-50694: CWE-416: Uso de memoria después de liberarla (Use After Free) en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-416: Uso de memoria después de liberarla (Use After Free)» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-50692: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2016: 10.0.14393.0 hasta 10.0.14393.9339

Media14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-50690: CWE-908: vulnerabilidad de seguridad en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-908: vulnerabilidad de seguridad» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Alta14 jul 2026

Windows Server · Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2

CVE-2026-50689: CWE-416: Uso de memoria después de liberarla (Use After Free) en Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2

El registro oficial identifica la vulnerabilidad «CWE-416: Uso de memoria después de liberarla (Use After Free)» en Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2. Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2019: 10.0.17763.0 hasta 10.0.17763.9020; Windows Server 2019 (Server Core installation): 10.0.17763.0 hasta 10.0.17763.9020

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-50688: CWE-416: Uso de memoria después de liberarla (Use After Free) en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-416: Uso de memoria después de liberarla (Use After Free)» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226

Alta14 jul 2026

Windows Server · Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

CVE-2026-50687: CWE-416: Uso de memoria después de liberarla (Use After Free) en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

El registro oficial identifica la vulnerabilidad «CWE-416: Uso de memoria después de liberarla (Use After Free)» en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1. Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2025: 10.0.26100.0 hasta 10.0.26100.33158; Windows Server 2025 (Server Core installation): 10.0.26100.0 hasta 10.0.26100.33158

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-50686: CWE-843: vulnerabilidad de seguridad en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-843: vulnerabilidad de seguridad» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2012 R2: 6.3.9600.0 hasta 6.3.9600.23291

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows Server 2012

CVE-2026-50685: CWE-415: vulnerabilidad de seguridad en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows Server 2012

El registro oficial identifica la vulnerabilidad «CWE-415: vulnerabilidad de seguridad» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows Server 2012. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226; Windows Server 2012 (Server Core installation): 6.2.9200.0 hasta 6.2.9200.26226; Windows Server 2012 R2: 6.3.9600.0 hasta 6.3.9600.23291; Windows Server 2012 R2 (Server Core installation): 6.3.9600.0 hasta 6.3.9600.23291; Windows Server 2016: 10.0.14393.0 hasta 10.0.14393.9339; Windows Server 2016 (Server Core installation): 10.0.14393.0 hasta 10.0.14393.9339

Media14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows Server 2012

CVE-2026-50684: CWE-79: Neutralización incorrecta de entrada durante la generación de páginas web (Cross-Site Scripting) en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows Server 2012

El registro oficial identifica la vulnerabilidad «CWE-79: Neutralización incorrecta de entrada durante la generación de páginas web (Cross-Site Scripting)» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows Server 2012. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226; Windows Server 2012 (Server Core installation): 6.2.9200.0 hasta 6.2.9200.26226; Windows Server 2012 R2: 6.3.9600.0 hasta 6.3.9600.23291; Windows Server 2012 R2 (Server Core installation): 6.3.9600.0 hasta 6.3.9600.23291; Windows Server 2016: 10.0.14393.0 hasta 10.0.14393.9339; Windows Server 2016 (Server Core installation): 10.0.14393.0 hasta 10.0.14393.9339

Alta14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows Server 2012

CVE-2026-50683: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows Server 2012

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows Server 2012. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows Server 2012: 6.2.9200.0 hasta 6.2.9200.26226; Windows Server 2012 (Server Core installation): 6.2.9200.0 hasta 6.2.9200.26226; Windows Server 2012 R2: 6.3.9600.0 hasta 6.3.9600.23291; Windows Server 2012 R2 (Server Core installation): 6.3.9600.0 hasta 6.3.9600.23291; Windows Server 2016: 10.0.14393.0 hasta 10.0.14393.9339; Windows Server 2016 (Server Core installation): 10.0.14393.0 hasta 10.0.14393.9339

Alta14 jul 2026

Windows Server · Windows 10 Version 21H2 / Windows 10 Version 22H2 / Windows 11 Version 24H2

CVE-2026-50682: CWE-125: Lectura fuera de límites (Out-of-bounds Read) en Windows 10 Version 21H2 / Windows 10 Version 22H2 / Windows 11 Version 24H2

El registro oficial identifica la vulnerabilidad «CWE-125: Lectura fuera de límites (Out-of-bounds Read)» en Windows 10 Version 21H2 / Windows 10 Version 22H2 / Windows 11 Version 24H2. Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2022: 10.0.20348.0 hasta 10.0.20348.5386; Windows Server 2025: 10.0.26100.0 hasta 10.0.26100.33158; Windows Server 2025 (Server Core installation): 10.0.26100.0 hasta 10.0.26100.33158

Media14 jul 2026

Windows Server · Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

CVE-2026-50681: CWE-200: Exposición de información sensible a un actor no autorizado en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2

El registro oficial identifica la vulnerabilidad «CWE-200: Exposición de información sensible a un actor no autorizado» en Windows 10 Version 1607 / Windows 10 Version 1809 / Windows 10 Version 21H2. Windows 10 Version 1607: 10.0.14393.0 hasta 10.0.14393.9339; Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2016: 10.0.14393.0 hasta 10.0.14393.9339

Alta14 jul 2026

Windows Server · Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2

CVE-2026-50680: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Windows 10 Version 1809 / Windows 10 Version 21H2 / Windows 10 Version 22H2. Windows 10 Version 1809: 10.0.17763.0 hasta 10.0.17763.9020; Windows 10 Version 21H2: 10.0.19044.0 hasta 10.0.19044.7548; Windows 10 Version 22H2: 10.0.19045.0 hasta 10.0.19045.7548; Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2019: 10.0.17763.0 hasta 10.0.17763.9020; Windows Server 2019 (Server Core installation): 10.0.17763.0 hasta 10.0.17763.9020

Alta14 jul 2026

Windows Server · Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

CVE-2026-50679: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1. Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525; Windows Server 2025: 10.0.26100.0 hasta 10.0.26100.33158; Windows Server 2025 (Server Core installation): 10.0.26100.0 hasta 10.0.26100.33158

Media14 jul 2026

Microsoft Office · Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

CVE-2026-50678: CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow) en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019

El registro oficial identifica la vulnerabilidad «CWE-122: Desbordamiento de búfer en memoria dinámica (Heap-based Buffer Overflow)» en Microsoft 365 Apps for Enterprise / Microsoft Excel 2016 / Microsoft Office 2019. Microsoft 365 Apps for Enterprise: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Excel 2016: 16.0.0.0 hasta 16.0.5561.1001; Microsoft Office 2019: 19.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office 365 for Mac: 1.0.0 hasta 16.111.26071215; Microsoft Office LTSC 2021: 16.0.1 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC 2024: 16.0.0 hasta https://aka.ms/OfficeSecurityReleases; Microsoft Office LTSC for Mac 2021: 16.0.1 hasta 16.111.26071215; Microsoft Office LTSC for Mac 2024: 16.0.0 hasta 16.111.26071215

Alta14 jul 2026

Windows · Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

CVE-2026-50677: CWE-416: Uso de memoria después de liberarla (Use After Free) en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1

El registro oficial identifica la vulnerabilidad «CWE-416: Uso de memoria después de liberarla (Use After Free)» en Windows 11 Version 24H2 / Windows 11 Version 25H2 / Windows 11 version 26H1. Windows 11 Version 24H2: 10.0.26100.0 hasta 10.0.26100.8875; Windows 11 Version 25H2: 10.0.26200.0 hasta 10.0.26200.8875; Windows 11 version 26H1: 10.0.28000.0 hasta 10.0.28000.2525