{"id":"CVE-2026-42524","aliases":["GHSA-f8h4-46xv-h7jj"],"url":"https://o3.security/vulnerability/CVE-2026-42524","summary":"Jenkins HTML Publisher Plugin has a XSS vulnerability in the legacy wrapper file","details":"Jenkins HTML Publisher Plugin versoins 427 and earlier do not escape the job name and URL in the legacy wrapper file.\n\nThis results in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Item/Configure permission.\n\nHTML Publisher Plugin 427.1 escapes job name and URL when generating the legacy wrapper file.","published":"2026-04-29T14:16:19.457Z","modified":"2026-07-15T06:09:57.925110Z","cvss":{"score":8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H"},"epss":{"score":0.00281,"percentile":0.20002,"asOf":"2026-08-24"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.jenkins-ci.plugins:htmlpublisher","fixedVersion":"427.1"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://www.jenkins.io/security/advisory/2026-04-29/#SECURITY-3706"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42524"},{"type":"PACKAGE","url":"https://github.com/jenkinsci/htmlpublisher-plugin"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-15T06:09:57.925110Z"}}