M365 Change Tracker

← All changes · security · CVE-2026-70329

CVE-2026-70329ImportantMonitor

Microsoft Outlook 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, Microsoft 365 Apps, Microsoft Office LTSC, Microsoft Outlook.

CVSS 8.8EPSS 0.6%Security update published 2026-08-23Applies to Cloud + on-premisesKB5002755NVD

Affected: Microsoft Office, Microsoft 365 Apps, Microsoft Office LTSC, Microsoft Outlook

Related changes

View at Microsoft →