CVE-2025-54905

Microsoft Word Information Disclosure Vulnerability

CVE-2025-54905 is fixed in 4 products on 1 platform, first by KB5002778, released September 9, 2025. It is not reported as exploited. Patch Radar priority: High.

High

CVSS

7.1

Important

Exploitation

None reported

Exploitation Less Likely

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0062

50th percentile

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

Where it's fixed

Product	Fix	Released
Microsoft
Microsoft SharePoint Enterprise Server 2016	KB5002778	Sep 9, 2025
Microsoft SharePoint Enterprise Server 2016	KB5002777	Sep 9, 2025
Microsoft SharePoint Server 2019	KB5002775	Sep 9, 2025
Microsoft SharePoint Server 2019	KB5002774	Sep 9, 2025
Microsoft Word 2016 (32-bit edition)	KB5002780	Sep 9, 2025
Microsoft Word 2016 (64-bit edition)	KB5002780	Sep 9, 2025

Details

Published
September 9, 2025
Weakness
Untrusted Pointer Dereference
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54905

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