CVE-2025-29822

Microsoft OneNote Security Feature Bypass Vulnerability

State: Published
Severity: 7.8 High
Published: Apr 8, 2025
Updated: Aug 10, 2026
Reserved: Mar 11, 2025

Description

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

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C	microsoft

Weaknesses

CWE-184 Incomplete List of Disallowed Inputs

Affected Products

Product	Versions
Microsoft 365 Apps for EnterpriseMicrosoft	16.0.1 to before https://aka.ms/OfficeSecurityReleasesAffected
Microsoft Office 2019Microsoft	19.0.0 to before https://aka.ms/OfficeSecurityReleasesAffected
Microsoft Office LTSC 2021Microsoft	16.0.1 to before https://aka.ms/OfficeSecurityReleasesAffected
Microsoft Office LTSC 2024Microsoft	16.0.0 to before https://aka.ms/OfficeSecurityReleasesAffected
Microsoft Office LTSC for Mac 2021Microsoft	16.0.1 to before 16.96.25041326Affected
Microsoft Office LTSC for Mac 2024Microsoft	16.0.0 to before 16.96.25041326Affected
Microsoft OneNoteMicrosoft	1.0.0 to before 16.96.25033028Affected
Microsoft OneNote 2016Microsoft	16.0.0 to before 16.0.5495.1001Affected

References

Microsoft OneNote Security Feature Bypass Vulnerabilityvendor-advisorypatch

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