{"id":"CVE-2020-2229","aliases":["BIT-jenkins-2020-2229","GHSA-hvmc-7g2x-r3p9"],"url":"https://o3.security/vulnerability/CVE-2020-2229","summary":"Jenkins Cross-Site Scripting vulnerability in help icons","details":"Jenkins 2.251 and earlier, LTS 2.235.3 and earlier does not escape the tooltip content of help icons. Tooltip values can be contributed by plugins, some of which use user-specified values.\nThis results in a stored cross-site scripting (XSS) vulnerability.\nJenkins 2.252, LTS 2.235.4 escapes the tooltip content of help icons.","published":"2020-08-12T14:15:13.110Z","modified":"2026-07-08T16:27:51.886433Z","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":{"url":"https://github.com/jenkinsci/jenkins/commit/fe4cbe03804d6240d0b58d0b2301ea9530a34916","label":"jenkinsci/jenkins@fe4cbe0"},"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-1955"},{"type":"EVIDENCE","url":"http://packetstormsecurity.com/files/160443/Jenkins-2.235.3-Cross-Site-Scripting.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-2229"},{"type":"WEB","url":"https://github.com/jenkinsci/jenkins/commit/fe4cbe03804d6240d0b58d0b2301ea9530a34916"},{"type":"PACKAGE","url":"https://github.com/jenkinsci/jenkins"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T16:27:51.886433Z"}}