CVE-2026-45643ImportantMonitor
Microsoft Word Remote Code Execution Vulnerability
Severity Important · Urgency Monitor
Why it matters: Important severity (CVSS 7.8)
Remote Code Execution · Important · CVSS 7.8. Affects: Microsoft 365 Apps, Microsoft Office LTSC for Mac, Microsoft Office LTSC, Microsoft Office 365 for Mac.
Affected: Microsoft 365 Apps, Microsoft Office LTSC for Mac, Microsoft Office LTSC, Microsoft Office 365 for Mac
Change history
2026-06-23 · First seen