{"id":"CVE-2021-21647","aliases":["GHSA-7rx6-4vwv-432g"],"url":"https://o3.security/vulnerability/CVE-2021-21647","summary":"Missing permission check in Jenkins CloudBees CD Plugin allows scheduling builds","details":"Jenkins CloudBees CD Plugin does not perform a permission check in an HTTP endpoint.\n\nThis allows attackers with Item/Read permission to schedule builds of projects without having Item/Build permission.\n\nJenkins CloudBees CD Plugin requires Item/Build permission to schedule builds via its HTTP endpoint.","published":"2021-04-21T15:15:08.477Z","modified":"2026-10-24T10:30:48.384522707Z","cvss":{"score":4.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"},"epss":{"score":0.01456,"percentile":0.7106,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.jenkins-ci.plugins:electricflow","fixedVersion":"1.1.18.1"},{"ecosystem":"Maven","name":"org.jenkins-ci.plugins:electricflow","fixedVersion":"1.1.22"}],"fix":{"url":"https://github.com/jenkinsci/electricflow-plugin/commit/597cbb1d767ae92c44b4cbd9525fa53ddab37117","label":"jenkinsci/electricflow-plugin@597cbb1"},"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2021/04/21/2"},{"type":"ADVISORY","url":"https://www.jenkins.io/security/advisory/2021-04-21/#SECURITY-2309"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-21647"},{"type":"WEB","url":"https://github.com/jenkinsci/electricflow-plugin/commit/597cbb1d767ae92c44b4cbd9525fa53ddab37117"},{"type":"PACKAGE","url":"https://github.com/jenkinsci/electricflow-plugin"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-24T10:30:48.384522707Z"}}