CVE-2026-65660

High8.8Published on August 11, 2026

Improper control of generation of code ('code injection') in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

CVSS score8.8 / 10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness type (CWE)CWE-94

Vendorsmicrosoft

Affected products

Vendors	Product	Versions
microsoft	sharepoint server	< 16.0.19725.20522

Vulnerabilities

SharePoint Code-Injection Flaw Opens a Low-Privilege Route to Remote Server Control

CVE-2026-65660 lets low-privilege users run code on SharePoint Server via SafeControls bypass. Learn impact, affected versions and patch steps.

Sep 22, 202613:456 min readRead

This product uses the NVD API but is not endorsed or certified by the NVD.

CVE database

Affected products

Related articles

SharePoint Code-Injection Flaw Opens a Low-Privilege Route to Remote Server Control