CVE-2026-97781: Microsoft 365 Apps

High severity, CVSS 8.8. EPSS: 0.8% chance of exploitation in the next 30 days.

Improper neutralization of special elements used in a command ('command injection') in Microsoft Office OneNote allows an unauthorized attacker to execute code over a network.

Affected products

• Microsoft 365 Apps: affected versions not specified

Published 2026-10-13. Last modified 2026-10-16.