M365 Change Tracker

← All changes · security · CVE-2026-119856

CVE-2026-119856ImportantMonitor

Win32k Information Disclosure Vulnerability

Severity Important  ·  Urgency Monitor

Why it matters: Important severity (CVSS 5.5)

Information Disclosure · Important · CVSS 5.5. Affects: Windows 10 Version, Windows Server, Windows 10 Version 21H2 for 32-bit Systems, Windows 10 Version 21H2 for ARM64-based Systems, Windows 10 Version 21H2 for x64-based Systems, Windows 10 Version 22H2 for 32-bit Systems.

CVSS 5.5EPSS 0.5%Security update published 2026-11-13Applies to On-premisesKB5131291NVD

Affected: Windows 10 Version, Windows Server, Windows 10 Version 21H2 for 32-bit Systems, Windows 10 Version 21H2 for ARM64-based Systems, Windows 10 Version 21H2 for x64-based Systems, Windows 10 Version 22H2 for 32-bit Systems

Related changes

Change history

2026-11-13 · First captured by tracker

View at Microsoft →