Aug 2026: Microsoft SharePoint Server Remote Code Execution Vulnerability
CVE-2026-63520 Published on August 11, 2026
Microsoft SharePoint Server Remote Code Execution Vulnerability
Improper input validation in Microsoft Office SharePoint allows an unauthorized attacker to execute code over a network.
Weakness Type
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Products Associated with CVE-2026-63520
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Affected Versions
Microsoft SharePoint Enterprise Server 2016:- Version 16.0.0 and below 16.0.5565.1001 is affected.
- Version 16.0.0 and below 16.0.10417.20198 is affected.
- Version 16.0.0 and below 16.0.19725.20522 is affected.