CVE-2025-49704: Microsoft SharePoint Code Injection Vulnerability

High severity, CVSS 8.8. Actively exploited: in CISA KEV since 2025-07-22. EPSS: 100% chance of exploitation in the next 30 days.

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

Affected products

• Microsoft SharePoint Server: version 2016 only; version 2019 only

Published 2025-07-08. Last modified 2026-06-17.