{"id":"CVE-2024-23898","aliases":["BIT-jenkins-2024-23898","GHSA-53ph-2r2x-vqw8"],"url":"https://o3.security/vulnerability/CVE-2024-23898","summary":"Cross-site WebSocket hijacking vulnerability in the Jenkins CLI","details":"Jenkins 2.217 through 2.441 (both inclusive), LTS 2.222.1 through 2.426.2 (both inclusive) does not perform origin validation of requests made through the CLI WebSocket endpoint, resulting in a cross-site WebSocket hijacking (CSWSH) vulnerability, allowing attackers to execute CLI commands on the Jenkins controller.","published":"2024-01-24T18:15:09.420Z","modified":"2026-08-07T08:12:21.542741238Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.jenkins-ci.main:jenkins-core","fixedVersion":"2.426.3"},{"ecosystem":"Maven","name":"org.jenkins-ci.main:jenkins-core","fixedVersion":"2.442"},{"ecosystem":"Maven","name":"org.jenkins-ci.main:jenkins-core","fixedVersion":null}],"fix":null,"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/01/24/6"},{"type":"ADVISORY","url":"https://www.jenkins.io/security/advisory/2024-01-24/#SECURITY-3315"},{"type":"ARTICLE","url":"https://www.sonarsource.com/blog/excessive-expansion-uncovering-critical-security-vulnerabilities-in-jenkins/"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T08:12:21.542741238Z"}}