Cyber Resilience

CVE-2025-29822

High

Published: 08 April 2025

Published
08 April 2025
Modified
08 July 2025
KEV Added
—
Patch
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CVSS Score v3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0098 77.1th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-29822 is a high-severity Incomplete List of Disallowed Inputs (CWE-184) vulnerability in Microsoft Office Long Term Servicing Channel. Its CVSS base score is 7.8 (High).

Operationally, ranked in the top 22.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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

CWE(s)
CWE-184

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

microsoft
office
2019
microsoft
office long term servicing channel
2021, 2024
microsoft
onenote
2016, all versions

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SI-8 Spam Protection
addresses: CWE-184

Spam filters rely on evolving blacklists, signatures, and heuristics of disallowed message patterns; keeping them updated per the control directly mitigates incomplete disallowed-input lists.

References