RCE in Jenkins Project Script Security Plugin
CVE-2026-92125
Jenkins Script Security Plugin 1415.v9a_f9b_3a_c253d and earlier does not reject the @GroovyASTTransformationClass annotation, allowing attackers with permission to define and run sandboxed scripts, including Pipelines, to run an arbitrary AST transformation at compile time, bypassing the sandbox protection and executing arbitrary code in the context of the Jenkins controller JVM.
Vulnerability class: RCE (Remote Code Execution)
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
Weakness classification (CWE)
References
- jenkinsci-cert@googlegroups.com (vendor-advisory)
Frequently asked questions
- What is CVE-2026-92125?
- CVE-2026-92125 is a high-severity vulnerability in Jenkins Project Script Security Plugin, classified under Code Injection. CVSS score: 8.8/10. Published 2026-09-16.
- How severe is CVE-2026-92125?
- High severity. CVSS v3 base score is 8.8 out of 10.