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CVE-2026-88217ImportantMonitor

Windows Graphics Kernel Information Disclosure Vulnerability

Severity Important  ·  Urgency Monitor

Why it matters: Important severity (CVSS 5.5)

Information Disclosure · Important · CVSS 5.5. Affects: Microsoft Office for Android, Microsoft Office LTSC for Mac, Microsoft Office 365 for Mac, Windows 10 Version, Windows Server, Windows 10 Version 21H2 for 32-bit Systems.

CVSS 5.5EPSS 0.4%Security update published 2026-11-12Applies to Cloud + on-premisesNVD

Affected: Microsoft Office for Android, Microsoft Office LTSC for Mac, Microsoft Office 365 for Mac, Windows 10 Version, Windows Server, Windows 10 Version 21H2 for 32-bit Systems

Related changes

Change history

2026-11-12 · First captured by tracker

View at Microsoft →