{"id":"CVE-2020-2231","aliases":["BIT-jenkins-2020-2231","GHSA-jpvq-v729-7j2h"],"url":"https://o3.security/vulnerability/CVE-2020-2231","summary":"Improper Neutralization of Input During Web Page Generation in Jenkins","details":"Jenkins 2.251 and earlier, LTS 2.235.3 and earlier does not escape the remote address of the host starting a build via 'Trigger builds remotely', resulting in a stored cross-site scripting (XSS) vulnerability exploitable by users with Job/Configure permission or knowledge of the Authentication Token.","published":"2020-08-12T14:15:13.267Z","modified":"2026-07-08T23:35:01.270710Z","cvss":{"score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":2,"affectedPackages":[{"ecosystem":"Maven","name":"org.jenkins-ci.main:jenkins-core","fixedVersion":"2.235.4"},{"ecosystem":"Maven","name":"org.jenkins-ci.main:jenkins-core","fixedVersion":"2.252"}],"fix":null,"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2020/08/12/4"},{"type":"ADVISORY","url":"https://jenkins.io/security/advisory/2020-08-12/#SECURITY-1960"},{"type":"EVIDENCE","url":"http://packetstormsecurity.com/files/160616/Jenkins-2.251-LTS-2.235.3-Cross-Site-Scripting.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T23:35:01.270710Z"}}