{"id":"CVE-2021-39133","aliases":["GHSA-3jmw-c69h-426c"],"url":"https://o3.security/vulnerability/CVE-2021-39133","summary":"Cross-Site Request Forgery (CSRF) can run untrusted code on Rundeck server","details":"Rundeck is an open source automation service with a web console, command line tools and a WebAPI. Prior to version 3.3.14 and version 3.4.3, a user with `admin` access to the `system` resource type is potentially vulnerable to a CSRF attack that could cause the server to run untrusted code on all Rundeck editions. Patches are available in Rundeck versions 3.4.3 and 3.3.14.","published":"2021-08-30T20:15:07.730Z","modified":"2026-07-09T15:01:24.390311Z","cvss":{"score":6.8,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H"},"epss":{"score":0.00453,"percentile":0.37795,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.rundeck:rundeck-core","fixedVersion":"3.4.3"},{"ecosystem":"Maven","name":"org.rundeck:rundeck-core","fixedVersion":"3.3.14"}],"fix":{"url":"https://github.com/rundeck/rundeck/commit/67c4eedeaf9509fc0b255aff15977a5229ef13b9","label":"rundeck/rundeck@67c4eed"},"references":[{"type":"ADVISORY","url":"https://github.com/rundeck/rundeck/security/advisories/GHSA-3jmw-c69h-426c"},{"type":"FIX","url":"https://github.com/rundeck/rundeck/commit/67c4eedeaf9509fc0b255aff15977a5229ef13b9"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T15:01:24.390311Z"}}