{"id":"CVE-2020-2290","aliases":["GHSA-rjch-j5x9-fgph"],"url":"https://o3.security/vulnerability/CVE-2020-2290","summary":"Stored XSS vulnerability in Jenkins Active Choices Plugin","details":"Jenkins Active Choices Plugin 2.4 and earlier does not escape `List` and `Map` return values of sandboxed scripts for Reactive Reference Parameters.\n\nThis results in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.\n\nThis issue is caused by an incomplete fix for [SECURITY-470](https://www.jenkins.io/security/advisory/2017-10-23/#persisted-cross-site-scripting-vulnerability-in-active-choices-plugin).\n\nActive Choices Plugin 2.5 escapes all legal return values of sandboxed scripts.","published":"2020-10-08T13:15:11.610Z","modified":"2026-10-24T10:30:36.656703877Z","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":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.biouno:uno-choice","fixedVersion":"2.5"}],"fix":{"url":"https://github.com/jenkinsci/active-choices-plugin/commit/15e3e01929a687965f44d9d06cd2d870628a54dc","label":"jenkinsci/active-choices-plugin@15e3e01"},"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2020/10/08/5"},{"type":"ADVISORY","url":"https://www.jenkins.io/security/advisory/2020-10-08/#SECURITY-2008"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-2290"},{"type":"WEB","url":"https://github.com/jenkinsci/active-choices-plugin/commit/15e3e01929a687965f44d9d06cd2d870628a54dc"},{"type":"PACKAGE","url":"https://github.com/jenkinsci/active-choices-plugin"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-24T10:30:36.656703877Z"}}