Security Advisory

CVE-2026-84668

8.8
HIGH

Vulnerability Description

Jenkins SAML Plugin 4.618.v441a_27fa_46d2 and earlier allows overwriting the SAML identity provider metadata file through Stapler data binding, allowing attackers to replace it with attacker-controlled content and authenticate as any user.
Published Date September 2, 2026
Official Source NIST NVD Advisory