High (8.8) in jenkins script security. EPSS 1.0% chance of exploitation in the next 30 days. Fixed in org.jenkins-ci.plugins:script-security 1336.vf33a.
A sandbox bypass vulnerability involving sandbox-defined classes that shadow specific non-sandbox-defined classes in Jenkins Script Security Plugin 1335.vf07d9ce377a_e and earlier allows attackers with permission to define and run sandboxed scripts, including Pipelines, to bypass the sandbox protection and execute arbitrary code in the context of the Jenkins controller JVM.
Severity
CVSS 3.1
8.8 high
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
1.0% chance of exploitation in the next 30 days; higher than 62% of CVEs (scores of 2026-10-31)