CVE-2025-29822: microsoft microsoft 365 apps for enterprise Incomplete List of Disallowed Inputs

Vulnerability summary

CVE-2025-29822 is a high (CVSS 7.8) Incomplete List of Disallowed Inputs vulnerability in microsoft microsoft 365 apps for enterprise. EPSS estimates a 0.82% chance of exploitation in the next 30 days, higher than 56.5% of scored vulnerabilities.

Timeline

1. 08-04-2025
   PublishedVulnerability first disclosed.
2. 10-08-2026
   Last modifiedVulnerability information updated.

Description

Incomplete list of disallowed inputs in Microsoft Office OneNote allows an unauthorized attacker to bypass a security feature locally.

• CWE-184Incomplete List of Disallowed InputsThe product implements a protection mechanism that relies on a list of inputs (or properties of inputs) that are not allowed by policy or otherwise require other action to neutralize before additional processing takes place, but the list is incomplete.