CVE-2026-84674: Jenkins Project Jenkins Xebialabs Xl Deploy Plugin

Medium severity, CVSS 5.4. EPSS: 0.2% chance of exploitation in the next 30 days.

Missing permission checks in Jenkins XebiaLabs XL Deploy Plugin 26.1.0 and earlier allow attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins.

Affected products

• Jenkins Project Jenkins Xebialabs Xl Deploy Plugin: up to and including 26.1.0

Published 2026-09-02. Last modified 2026-09-03.