CVE-2025-21364

Microsoft Excel Security Feature Bypass Vulnerability

State: Published
Severity: 7.8 High
Published: Jan 14, 2025
Updated: Jun 9, 2026
Reserved: Dec 11, 2024

Description

Microsoft Excel Security Feature Bypass Vulnerability

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-502 Deserialization of Untrusted Data

Affected Products

Product	Versions
Microsoft 365 Apps for EnterpriseMicrosoft	16.0.1 to before https://aka.ms/OfficeSecurityReleasesAffected
Microsoft Office LTSC 2024Microsoft	16.0.0 to before https://aka.ms/OfficeSecurityReleasesAffected

References

Microsoft Excel Security Feature Bypass Vulnerabilityvendor-advisorypatch

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