{"id":"CVE-2026-42523","aliases":["EUVD-2026-26225","GHSA-w22p-4x9f-486v"],"status":"published","title":"Jenkins GitHub Plugin has an XSS vulnerability","description":"Jenkins GitHub Plugin 1.46.0 and earlier improperly processes the current job URL as part of JavaScript implementing validation of the feature \"GitHub hook trigger for GITScm polling\", resulting in a stored cross-site scripting (XSS) vulnerability exploitable by non-anonymous attackers with Overall/Read permission.","severity":{"version":"3.1","score":9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00281,"percentile":0.20761,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2026-04-29T13:31:32Z","modified":"2026-10-28T02:30:24Z","fixes":[{"ecosystem":"Maven","package":"com.coravy.hudson.plugins.github:github","fixed_in":["1.46.0.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"com.coravy.hudson.plugins.github:github","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.46.0.1"}]}]},{"source":"osv","ecosystem":"Maven","package":"com.coravy.hudson.plugins.github:github","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.46.0.1"}]}],"versions":["0.1","0.2","0.3","0.4","0.5","0.6","0.7","0.8","0.9","1.0","1.1","1.10","1.11","1.11.1","1.11.2","1.11.3","1.12.0","1.12.0-alpha-1","1.12.1","1.13.0","1.13.0-alpha-1","1.13.0-alpha-2","1.13.1","1.13.2","1.13.3","1.14.0","1.14.0-alpha-1","1.14.0-alpha-2","1.14.1","1.14.2","1.15.0","1.16.0","1.17.0","1.17.1","1.18.0","1.18.1","1.18.2","1.19.0","1.19.1","1.19.2","1.19.3","1.2","1.20.0","1.21.0","1.21.1","1.22.0","1.22.1","1.22.2","1.22.3","1.22.4","1.23.0","1.23.1","1.24.0","1.25.0","1.25.1","1.26.0","1.26.1","1.26.2","1.27.0","1.28.0","1.28.1","1.29.0","1.29.1","1.29.2","1.29.3","1.29.4","1.29.5","1.3","1.30.0","1.31.0","1.32.0","1.33.0","1.33.1","1.34.0","1.34.1","1.34.1.1","1.34.2","1.34.3","1.34.3.1","1.34.4","1.34.5","1.35.0","1.36.0","1.36.1","1.37.0","1.37.1","1.37.2","1.37.3","1.37.3.1","1.38.0","1.39.0","1.4","1.40.0","1.41.0","1.42.0","1.43.0","1.44.0","1.45.0","1.46.0","1.5","1.6","1.7","1.8","1.9","1.9.1"]}],"products":[{"vendor":"jenkins","product":"github"},{"vendor":"jenkins project","product":"jenkins github plugin"}],"references":[{"url":"https://www.jenkins.io/security/advisory/2026-04-29/#SECURITY-3704","tags":["vendor-advisory","Vendor Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42523","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-w22p-4x9f-486v"},{"url":"https://github.com/jenkinsci/github-plugin","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-42523","description":"Jenkins GitHub Plugin 1.46.0 and earlier improperly processes the current job URL as part of JavaScript implementing validation of the feature \"GitHub hook trigger for GITScm polling\", resulting in a stored cross-site scripting (XSS) vulnerability exploitable by non-anonymous attackers with Overall/Read permission.","status":"published","published":"2026-04-29T13:31:32.189Z","modified":"2026-04-29T14:29:21.203Z","cvss":[{"version":"3.1","score":9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T13:40:35.004553Z"}],"euvd":[{"id":"EUVD-2026-26225","description":"Jenkins GitHub Plugin 1.46.0 and earlier improperly processes the current job URL as part of JavaScript implementing validation of the feature \"GitHub hook trigger for GITScm polling\", resulting in a stored cross-site scripting (XSS) vulnerability exploitable by non-anonymous attackers with Overall/Read permission.","status":"published","published":"2026-04-29T13:31:32Z","modified":"2026-04-29T14:29:21Z","cvss":[{"version":"3.1","score":9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T19:05:19.922616Z"}],"ghsa":[{"id":"GHSA-w22p-4x9f-486v","title":"Jenkins GitHub Plugin has an XSS vulnerability","description":"In Jenkins GitHub Plugin versions 1.46.0 and earlier, the JavaScript that validates the \"GitHub hook trigger for GITScm polling\" feature improperly processes the current job URL.\n\nThis results in a stored cross-site scripting (XSS) vulnerability exploitable by non-anonymous attackers with Overall/Read permission.\n\nGitHub Plugin 1.46.0.1 no longer processes the current job URL as part of JavaScript implementing validation of the feature \"GitHub hook trigger for GITScm polling\".","status":"published","published":"2026-04-29T15:30:38Z","modified":"2026-08-14T19:48:09Z","cvss":[{"version":"3.1","score":9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:41:01.23108Z"}],"nvd":[{"id":"CVE-2026-42523","description":"Jenkins GitHub Plugin 1.46.0 and earlier improperly processes the current job URL as part of JavaScript implementing validation of the feature \"GitHub hook trigger for GITScm polling\", resulting in a stored cross-site scripting (XSS) vulnerability exploitable by non-anonymous attackers with Overall/Read permission.","status":"published","published":"2026-04-29T14:16:19.36Z","modified":"2026-10-26T20:10:00.16Z","cvss":[{"version":"3.1","score":9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:16.626888Z"}],"osv":[{"id":"CVE-2026-42523","description":"Jenkins GitHub Plugin 1.46.0 and earlier improperly processes the current job URL as part of JavaScript implementing validation of the feature \"GitHub hook trigger for GITScm polling\", resulting in a stored cross-site scripting (XSS) vulnerability exploitable by non-anonymous attackers with Overall/Read permission.","status":"published","published":"2026-04-29T14:16:19.36Z","modified":"2026-10-28T02:30:24.935703463Z","cvss":[{"version":"3.1","score":9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:45:04.117819Z"},{"id":"GHSA-w22p-4x9f-486v","title":"Jenkins GitHub Plugin has an XSS vulnerability","description":"In Jenkins GitHub Plugin versions 1.46.0 and earlier, the JavaScript that validates the \"GitHub hook trigger for GITScm polling\" feature improperly processes the current job URL.\n\nThis results in a stored cross-site scripting (XSS) vulnerability exploitable by non-anonymous attackers with Overall/Read permission.\n\nGitHub Plugin 1.46.0.1 no longer processes the current job URL as part of JavaScript implementing validation of the feature \"GitHub hook trigger for GITScm polling\".","status":"published","published":"2026-04-29T15:30:38Z","modified":"2026-08-14T20:00:07.189194775Z","cvss":[{"version":"3.1","score":9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:58.04805Z"}]}}