CVE-2026-47294: Microsoft SharePoint Server

High severity, CVSS 8.0. EPSS: 1.2% chance of exploitation in the next 30 days.

Improper neutralization of special elements used in an os command ('os command injection') in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

Affected products

• Microsoft SharePoint Server: before 16.0.19725.20280 (fixed in 16.0.19725.20280); version 2016 only; version 2019 only

Published 2026-06-01. Last modified 2026-07-22.