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CVE-2026-88203ImportantMonitor

Microsoft Office PowerPoint Information Disclosure Vulnerability

Severity Important  ·  Urgency Monitor

Why it matters: Important severity (CVSS 6.5)

Information Disclosure · Important · CVSS 6.5. Affects: Microsoft Office LTSC, Microsoft 365 Apps.

CVSS 6.5EPSS 0.9%Security update published 2026-11-10Applies to Cloud + on-premisesNVD

Affected: Microsoft Office LTSC, Microsoft 365 Apps

Related changes

Change history

2026-10-13 · First captured by tracker

View at Microsoft →