CVE-2025-59229: Microsoft 365 Apps

Medium severity, CVSS 5.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Uncaught exception in Microsoft Office allows an unauthorized attacker to deny service locally.

Affected products

• Microsoft 365 Apps: affected versions not specified
• Microsoft Office Long Term Servicing Channel: version 2024 only

Published 2025-10-14. Last modified 2026-06-17.