CVE-2026-47294

High

Description

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.

SeverityHigh

CVSS8.0

Exploit probability—

Product

Microsoft Sharepoint Server

PublishedJun 1, 2026

First seenJun 1, 2026

Weakness typeCWE-78OS command injection

How to fix

Update

microsoft sharepoint_server16.0.19725.20280 or later

Patches

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47294

Affected products

Product	Affected versions	Fixed in
microsoft sharepoint_server	v < 16.0.19725.20280, 2016, 2019	16.0.19725.20280

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.