CVE-2025-29822

HIGH

Published Apr 8, 2025 Modified Jul 8, 2025 CWE-184

Description

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

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CVSS v3.1 Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-184 CWE-184

Affected Products

Vendor	Product	Versions
microsoft	office	All
microsoft	office	All
microsoft	office_long_term_servicing_channel	All
microsoft	office_long_term_servicing_channel	All
microsoft	office_long_term_servicing_channel	All
microsoft	office_long_term_servicing_channel	All
microsoft	office_long_term_servicing_channel	All
microsoft	office_long_term_servicing_channel	All
microsoft	onenote	All
microsoft	onenote	All

References

Advisories & Patches

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-29822

Frequently Asked Questions

What is CVE-2025-29822? +

Incomplete list of disallowed inputs in Microsoft Office OneNote allows an unauthorized attacker to bypass a security feature locally. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2025-29822? +

CVE-2025-29822 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-29822? +

CVE-2025-29822 affects products from microsoft, specifically: office, office_long_term_servicing_channel, onenote. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-29822? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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