{"id":"CVE-2020-2307","aliases":["GHSA-fh5w-p2j4-4p8x"],"url":"https://o3.security/vulnerability/CVE-2020-2307","summary":"Exposure of Sensitive Information to an Unauthorized Actor in Jenkins Kubernetes Plugin","details":"Jenkins Kubernetes Plugin prior to 1.27.4, 1.26.5, 1.25.4.1, and 1.21.6 includes a feature to replace placeholders in pod template and container template fields with environment variable values.\n\nThis feature allows low-privilege users to access possibly sensitive Jenkins controller environment variables.\n\nKubernetes Plugin 1.27.4, 1.26.5, 1.25.4.1, and 1.21.6 disables this feature.","published":"2020-11-04T15:15:11.663Z","modified":"2026-07-09T00:21:54.470480Z","cvss":{"score":4.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.csanchez.jenkins.plugins:kubernetes","fixedVersion":"1.27.4"},{"ecosystem":"Maven","name":"org.csanchez.jenkins.plugins:kubernetes","fixedVersion":"1.26.5"},{"ecosystem":"Maven","name":"org.csanchez.jenkins.plugins:kubernetes","fixedVersion":"1.25.4.1"},{"ecosystem":"Maven","name":"org.csanchez.jenkins.plugins:kubernetes","fixedVersion":"1.21.6"}],"fix":{"url":"https://github.com/jenkinsci/kubernetes-plugin/commit/8dadc2168b108eb45c68037fa941d2594da46d79","label":"jenkinsci/kubernetes-plugin@8dadc21"},"references":[{"type":"ADVISORY","url":"https://www.jenkins.io/security/advisory/2020-11-04/#SECURITY-1646"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-2307"},{"type":"WEB","url":"https://github.com/jenkinsci/kubernetes-plugin/commit/8dadc2168b108eb45c68037fa941d2594da46d79"},{"type":"WEB","url":"https://github.com/CVEProject/cvelist/blob/381fe967666a5ce01625a7a050427aa4757e3ca6/2020/2xxx/CVE-2020-2307.json"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T00:21:54.470480Z"}}