{"id":"CVE-2018-1000866","aliases":["GHSA-gqhm-4h93-rrhg"],"url":"https://o3.security/vulnerability/CVE-2018-1000866","summary":"Jenkins Script Security and Pipeline Groovy Plugins Sandbox Bypass","details":"A sandbox bypass vulnerability exists in Pipeline: Groovy Plugin 2.59 and earlier in groovy-sandbox/src/main/java/org/kohsuke/groovy/sandbox/SandboxTransformer.java, groovy-cps/lib/src/main/java/com/cloudbees/groovy/cps/SandboxCpsTransformer.java that allows attackers with Job/Configure permission, or unauthorized attackers with SCM commit privileges and corresponding pipelines based on Jenkinsfiles set up in Jenkins, to execute arbitrary code on the Jenkins master JVM","published":"2018-12-10T14:29:01.667Z","modified":"2026-07-08T05:52:01.801334888Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.01639,"percentile":0.74511,"asOf":"2026-08-24"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.jenkins-ci.plugins.workflow:workflow-cps","fixedVersion":"2.60"},{"ecosystem":"Maven","name":"org.jenkins-ci.plugins:script-security","fixedVersion":"1.48"}],"fix":{"url":"https://github.com/jenkinsci/script-security-plugin/commit/16c862ae9d4038a3edbd8bdfb0fd1401a509d56b","label":"jenkinsci/script-security-plugin@16c862a"},"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHBA-2019:0326"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHBA-2019:0327"},{"type":"ADVISORY","url":"https://jenkins.io/security/advisory/2018-10-29/#SECURITY-1186"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2018-1000866"},{"type":"WEB","url":"https://github.com/jenkinsci/script-security-plugin/commit/16c862ae9d4038a3edbd8bdfb0fd1401a509d56b"},{"type":"WEB","url":"https://github.com/jenkinsci/workflow-cps-plugin/commit/0eb89aaf24065dbbdf6db84516ac1a52cd435e6d"},{"type":"WEB","url":"https://github.com/jenkinsci/workflow-cps-plugin/commit/e1c56eb6d85d513cb24dfe188e6f592d0ff84b38"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T05:52:01.801334888Z"}}