CVE-2023-32993: Jenkins SAML Single Sign On

Medium severity, CVSS 4.8. EPSS: 0.2% chance of exploitation in the next 30 days.

Jenkins SAML Single Sign On(SSO) Plugin 2.0.2 and earlier does not perform hostname validation when connecting to miniOrange or the configured IdP to retrieve SAML metadata, which could be abused using a man-in-the-middle attack to intercept these connections.

Affected products

• Jenkins SAML Single Sign On: up to and including 2.0.2

Published 2023-05-16. Last modified 2026-06-17.