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CVE-2026-50665ImportantMonitor

Microsoft Office Information Disclosure Vulnerability

Severity Important  ·  Urgency Monitor

Why it matters: Important severity (CVSS 7.8)

Information Disclosure · Important · CVSS 7.8. Affects: Microsoft Office, Microsoft 365 Apps, Microsoft Office LTSC for Mac, Microsoft Office LTSC, Microsoft Office 365 for Mac.

CVSS 7.8EPSS 0.4%Security update published 2026-08-21Applies to Cloud + on-premisesKB5002887NVD

Affected: Microsoft Office, Microsoft 365 Apps, Microsoft Office LTSC for Mac, Microsoft Office LTSC, Microsoft Office 365 for Mac

Related changes

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