Execution with unnecessary privileges in Microsoft SharePoint Server - CVE-2026-69464

 

Execution with unnecessary privileges in Microsoft SharePoint Server - CVE-2026-69464

Published: September 8, 2026


Vulnerability identifier: #VU147717
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-69464
CWE-ID: CWE-250
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote user to escalate privileges.

The vulnerability exists due to execution with unnecessary privileges in Microsoft Office SharePoint when handling requests over a network. A remote user can execute operations with unnecessary privileges to escalate privileges.


Affected software

Microsoft SharePoint Server

How to mitigate CVE-2026-69464

Install security update from vendor's website.

Microsoft SharePoint Server - update to 16.0.20326.20090

External References

Related Security Bulletins