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CVE-2026-108429ImportantMonitor

Microsoft Office Word Remote Code Execution Vulnerability

Severity Important  ·  Urgency Monitor

Why it matters: Important severity (CVSS 8.8)

Remote Code Execution · Important · CVSS 8.8. Affects: Microsoft Office LTSC, Microsoft 365 Apps.

CVSS 8.8EPSS 0.6%Security update published 2026-11-10Applies to Cloud + on-premisesNVD

Affected: Microsoft Office LTSC, Microsoft 365 Apps

Related changes

Change history

2026-10-15 · First captured by tracker

View at Microsoft →