CVE-2025-27751

Microsoft Excel Remote Code Execution Vulnerability

CVE-2025-27751 is fixed in 3 products on 1 platform, first by KB5002704, released April 8, 2025. It is not reported as exploited. Patch Radar priority: High.

High

CVSS

7.8

Important

Exploitation

None reported

Exploitation Less Likely

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0253

85th percentile

<p>Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.</p>

Where it's fixed

Product	Fix	Released
Microsoft
Microsoft Excel 2016 (32-bit edition)	KB5002704	Apr 8, 2025
Microsoft Excel 2016 (64-bit edition)	KB5002704	Apr 8, 2025
Office Online Server	KB5002699	Apr 8, 2025

Details

Published
April 8, 2025
Weakness
Use After Free
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27751

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