CVE-2025-54901

Microsoft Excel Information Disclosure Vulnerability

CVE-2025-54901 is fixed in 2 products on 1 platform, first by KB5002762, released September 16, 2025. It is not reported as exploited. Patch Radar priority: Routine.

Routine

CVSS

5.5

Important

Exploitation

None reported

Exploitation Less Likely

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0064

50th percentile

<p>Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.</p>

Where it's fixed

Product	Fix	Released
Microsoft
Microsoft Excel 2016 (32-bit edition)	KB5002762	Sep 16, 2025
Microsoft Excel 2016 (64-bit edition)	KB5002762	Sep 16, 2025

Details

Published
September 16, 2025
Weakness
Buffer Over-read
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54901

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