May 2025: Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-30379 Published on May 13, 2025
Microsoft Excel Remote Code Execution Vulnerability
Release of invalid pointer or reference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Weakness Type
Release of Invalid Pointer or Reference
The application attempts to return a memory resource to the system, but calls the wrong release function or calls the appropriate release function incorrectly.
Products Associated with CVE-2025-30379
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Affected Versions
Microsoft 365 Apps for Enterprise:- Version 16.0.1 and below https://aka.ms/OfficeSecurityReleases is affected.
- Version 16.0.0.0 and below 16.0.5500.1000 is affected.
- Version 19.0.0 and below https://aka.ms/OfficeSecurityReleases is affected.
- Version 16.0.1 and below https://aka.ms/OfficeSecurityReleases is affected.
- Version 16.0.0 and below https://aka.ms/OfficeSecurityReleases is affected.
- Version 16.0.1 and below 16.97.25042725 is affected.
- Version 16.0.0 and below 16.97.25042725 is affected.
- Version 16.0.0.0 and below 16.0.10417.20010 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.