CVE-2026-70326: Microsoft SharePoint Server

High severity, CVSS 8.8. EPSS: 0.8% chance of exploitation in the next 30 days.

Server-side request forgery (ssrf) in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.

Affected products

• Microsoft SharePoint Server: before 16.0.19725.20522 (fixed in 16.0.19725.20522)

Published 2026-08-11. Last modified 2026-08-13.