Dec 2025: Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-62561 Published on December 9, 2025
Microsoft Excel Remote Code Execution Vulnerability
Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Weakness Type
Untrusted Pointer Dereference
The program obtains a value from an untrusted source, converts this value to a pointer, and dereferences the resulting pointer.
Products Associated with CVE-2025-62561
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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 16.0.5530.1000 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 16.104.25121423 is affected.
- Version 16.0.0 and below 16.104.25121423 is affected.
- Version 16.0.0.0 and below 16.0.10417.20075 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.