{"id":"CVE-2021-21626","aliases":["EUVD-2022-3017","GHSA-7j3x-xm4j-jfj7"],"status":"published","title":"Missing permission checks in Jenkins Warnings Next Generation Plugin allow listing workspace contents","description":"Jenkins Warnings Next Generation Plugin 8.4.4 and earlier does not perform a permission check in methods implementing form validation, allowing attackers with Item/Read permission but without Item/Workspace or Item/Configure permission to check whether attacker-specified file patterns match workspace contents.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00857,"percentile":0.58872,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-862"],"published":"2021-03-18T13:35:24Z","modified":"2026-10-24T10:30:52Z","fixes":[{"ecosystem":"Maven","package":"io.jenkins.plugins:warnings-ng","fixed_in":["8.5.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"io.jenkins.plugins:warnings-ng","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"8.4.4"},{"fixed":"8.5.0"}]}]},{"source":"osv","ecosystem":"Maven","package":"io.jenkins.plugins:warnings-ng","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.5.0"}]}],"versions":["1.0.0","1.0.0-beta1","1.0.0-beta10","1.0.0-beta2","1.0.0-beta3","1.0.0-beta4","1.0.0-beta5","1.0.0-beta6","1.0.0-beta7","1.0.0-beta8","1.0.0-beta9","1.0.1","2.0.0","2.1.0","2.1.1","2.1.2","2.2.0","2.2.1","3.0.0","3.0.1","3.0.3","4.0.0","5.0.0","5.1.0","5.2.0","5.2.1","5.3.0","6.0.0","6.0.1","6.0.2","6.0.3","6.0.4","6.1.0","6.1.1","7.0.0","7.1.0","7.1.1","7.1.2","7.2.0","7.2.1","7.2.2","7.3.0","8.0.0","8.0.0-beta1","8.0.0-beta2","8.0.0-beta3","8.0.0-beta5","8.0.0-beta6","8.0.0-beta7","8.0.0-beta8","8.1.0","8.2.0","8.3.0","8.4.0","8.4.1","8.4.1.1","8.4.2","8.4.3","8.4.3.1","8.4.4"]}],"products":[{"vendor":"jenkins","product":"warnings_next_generation"},{"vendor":"jenkins project","product":"jenkins warnings next generation plugin"}],"references":[{"url":"https://www.jenkins.io/security/advisory/2021-03-18/#SECURITY-2041","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory","web"]},{"url":"http://www.openwall.com/lists/oss-security/2021/03/18/5","tags":["mailing-list","x_refsource_MLIST","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-21626","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-7j3x-xm4j-jfj7"},{"url":"https://github.com/jenkinsci/warnings-ng-plugin","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2021-21626","description":"Jenkins Warnings Next Generation Plugin 8.4.4 and earlier does not perform a permission check in methods implementing form validation, allowing attackers with Item/Read permission but without Item/Workspace or Item/Configure permission to check whether attacker-specified file patterns match workspace contents.","status":"published","published":"2021-03-18T13:35:24Z","modified":"2024-08-03T18:16:23.79Z","updated_at":"2026-11-02T14:33:00.137099Z"}],"euvd":[{"id":"EUVD-2022-3017","description":"Jenkins Warnings Next Generation Plugin 8.4.4 and earlier does not perform a permission check in methods implementing form validation, allowing attackers with Item/Read permission but without Item/Workspace or Item/Configure permission to check whether attacker-specified file patterns match workspace contents.","status":"published","published":"2021-03-18T13:35:24Z","modified":"2024-08-03T18:16:23Z","updated_at":"2026-11-03T03:25:05.745586Z"}],"ghsa":[{"id":"GHSA-7j3x-xm4j-jfj7","title":"Missing permission checks in Jenkins Warnings Next Generation Plugin allow listing workspace contents","description":"Jenkins Warnings Next Generation Plugin 8.4.4 and earlier does not perform permission checks in methods implementing form validation.\n\nThis allows attackers with Item/Read permission but without Item/Workspace or Item/Configure permission to check whether attacker-specified file patterns match workspace contents. A sequence of requests can be used to effectively list workspace contents.\n\nJenkins Warnings Next Generation Plugin 8.5.0 requires Item/Configure permission to validate patterns with workspace contents.","status":"published","published":"2022-05-24T17:44:48Z","modified":"2023-10-27T13:54:28Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:37:10.053831Z"}],"nvd":[{"id":"CVE-2021-21626","description":"Jenkins Warnings Next Generation Plugin 8.4.4 and earlier does not perform a permission check in methods implementing form validation, allowing attackers with Item/Read permission but without Item/Workspace or Item/Configure permission to check whether attacker-specified file patterns match workspace contents.","status":"published","published":"2021-03-18T14:15:13.49Z","modified":"2026-06-17T03:35:53.713Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:06:50.805771Z"}],"osv":[{"id":"CVE-2021-21626","description":"Jenkins Warnings Next Generation Plugin 8.4.4 and earlier does not perform a permission check in methods implementing form validation, allowing attackers with Item/Read permission but without Item/Workspace or Item/Configure permission to check whether attacker-specified file patterns match workspace contents.","status":"published","published":"2021-03-18T14:15:13.49Z","modified":"2026-10-24T10:30:52.476857749Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:18.367807Z"},{"id":"GHSA-7j3x-xm4j-jfj7","title":"Missing permission checks in Jenkins Warnings Next Generation Plugin allow listing workspace contents","description":"Jenkins Warnings Next Generation Plugin 8.4.4 and earlier does not perform permission checks in methods implementing form validation.\n\nThis allows attackers with Item/Read permission but without Item/Workspace or Item/Configure permission to check whether attacker-specified file patterns match workspace contents. A sequence of requests can be used to effectively list workspace contents.\n\nJenkins Warnings Next Generation Plugin 8.5.0 requires Item/Configure permission to validate patterns with workspace contents.","status":"published","published":"2022-05-24T17:44:48Z","modified":"2024-02-16T08:20:00.726624Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:46:41.002603Z"}]}}