CVE-2026-78519CriticalMonitor
Microsoft Office Outlook Remote Code Execution Vulnerability
Severity Critical · Urgency Monitor
Why it matters: Critical severity
Remote Code Execution · Critical. Affects: Microsoft Office, Microsoft 365 Apps, Microsoft Office LTSC, Microsoft Outlook.
Affected: Microsoft Office, Microsoft 365 Apps, Microsoft Office LTSC, Microsoft Outlook
Related changes
Change history
2026-09-08 · First captured by tracker