Mar 2026: Microsoft SharePoint Server Remote Code Execution Vulnerability
CVE-2026-26114 Published on March 10, 2026

Microsoft SharePoint Server Remote Code Execution Vulnerability
Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

Vendor Advisory NVD

Weakness Type

What is a Marshaling, Unmarshaling Vulnerability?

The application deserializes untrusted data without sufficiently verifying that the resulting data will be valid.

CVE-2026-26114 has been classified to as a Marshaling, Unmarshaling vulnerability or weakness.


Products Associated with CVE-2026-26114

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Affected Versions

Microsoft SharePoint Enterprise Server 2016: Microsoft SharePoint Server 2019:

Exploit Probability

EPSS
0.62%
Percentile
69.79%

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.