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CVE-2026-70313ImportantMonitor

Microsoft PowerPoint Remote Code Execution Vulnerability

Severity Important  ·  Urgency Monitor

Why it matters: Important severity (CVSS 7.8)

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

CVSS 7.8EPSS 0.3%Security update published 2026-08-23Applies to Cloud + on-premisesNVD

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

Related changes

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