CVE-2019-1003024: Jenkins Script Security

High severity, CVSS 8.8. EPSS: 3% chance of exploitation in the next 30 days.

A sandbox bypass vulnerability exists in Jenkins Script Security Plugin 1.52 and earlier in RejectASTTransformsCustomizer.java that allows attackers with Overall/Read permission to provide a Groovy script to an HTTP endpoint that can result in arbitrary code execution on the Jenkins master JVM.

Affected products

• Jenkins Script Security: up to and including 1.52
• Red Hat Openshift Container Platform: version 3.11 only

Published 2019-02-20. Last modified 2026-06-17.