CVE-2026-20963

⚠ KEVEPSS 5.3%

Microsoft SharePoint Deserialization of Untrusted Data Vulnerability

Added to CISA KEV: 3/18/2026

Description

Microsoft SharePoint contains a deserialization of untrusted data vulnerability that allows an unauthorized attacker to execute code over a network.

Affected packages (0)

No package mapping in OSV.