CVE-2025-54905

Microsoft Word Information Disclosure Vulnerability

State: Published
Severity: 7.1 High
Published: Sep 9, 2025
Updated: Feb 20, 2026
Reserved: Jul 31, 2025

Description

Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to disclose information locally.

Scores

CVSS	Score	Vector	Source
3.1	7.1 High	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H/E:U/RL:O/RC:C	microsoft

Weaknesses

CWE-822 Untrusted Pointer Dereference

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 16.101.25091314Affected
Microsoft Office LTSC for Mac 2024Microsoft	16.0.0 to before 16.101.25091314Affected
Microsoft SharePoint Enterprise Server 2016Microsoft	16.0.0 to before 16.0.5517.1000Affected
Microsoft SharePoint Server 2019Microsoft	16.0.0 to before 16.0.10417.20047Affected
Microsoft Word 2016Microsoft	16.0.1 to before 16.0.5517.1000Affected

References

Microsoft Word Information Disclosure Vulnerabilityvendor-advisorypatch

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