CVE-2026-65663
Microsoft · Published August 11, 2026
8.8
CVSS v3.1
HIGHPatch availableGet patch
Description
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.
Affected Products
- Microsoft SharePoint Enterprise Server 2016
- Microsoft SharePoint Server 2019
- Microsoft SharePoint Server Subscription Edition
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C