{"id":"CVE-2023-30521","aliases":["EUVD-2023-1344","GHSA-jr86-6j4j-mv45"],"status":"published","title":"Jenkins Assembla merge request builder Plugin missing authentication to access endpoint","description":"A missing permission check in Jenkins Assembla merge request builder Plugin 1.1.13 and earlier allows unauthenticated attackers to trigger builds of jobs corresponding to the attacker-specified repository.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00518,"percentile":0.44529,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2023-04-12T17:05:11Z","modified":"2026-06-17T05:54:55Z","affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.jenkins-ci.plugins:assembla-merge-request-builder","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.1.13"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.jenkins-ci.plugins:assembla-merge-request-builder","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.1.13"}]}],"versions":["1.1.1","1.1.11","1.1.12","1.1.13","1.1.3","1.1.4","1.1.6","1.1.7","1.1.9"]}],"products":[{"vendor":"jenkins","product":"assembla_merge_request_builder"},{"vendor":"jenkins project","product":"jenkins assembla merge request builder plugin"}],"references":[{"url":"https://www.jenkins.io/security/advisory/2023-04-12/#SECURITY-2872","tags":["vendor-advisory","x_transferred","Vendor Advisory","web"]},{"url":"http://www.openwall.com/lists/oss-security/2023/04/13/3","tags":["x_transferred","Mailing List","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-30521","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-jr86-6j4j-mv45"}],"sources":{"cve":[{"id":"CVE-2023-30521","description":"A missing permission check in Jenkins Assembla merge request builder Plugin 1.1.13 and earlier allows unauthenticated attackers to trigger builds of jobs corresponding to the attacker-specified repository.","status":"published","published":"2023-04-12T17:05:11.466Z","modified":"2025-02-07T18:02:04.778Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:35:22.640346Z"}],"euvd":[{"id":"EUVD-2023-1344","description":"A missing permission check in Jenkins Assembla merge request builder Plugin 1.1.13 and earlier allows unauthenticated attackers to trigger builds of jobs corresponding to the attacker-specified repository.","status":"published","published":"2023-04-12T17:05:11Z","modified":"2025-02-07T18:02:04Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T00:04:01.828429Z"}],"ghsa":[{"id":"GHSA-jr86-6j4j-mv45","title":"Jenkins Assembla merge request builder Plugin missing authentication to access endpoint","description":"Jenkins Assembla merge request builder Plugin provides a webhook endpoint at `/assembla-webhook/` that can be used to trigger builds of jobs configured to use a specified repository.\n\nIn Assembla merge request builder Plugin 1.1.13 and earlier, this endpoint can be accessed without authentication. This allows unauthenticated attackers to trigger builds of jobs corresponding to the attacker-specified repository.","status":"published","published":"2023-04-12T18:30:36Z","modified":"2023-04-21T17:52:23Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:36:51.39133Z"}],"nvd":[{"id":"CVE-2023-30521","description":"A missing permission check in Jenkins Assembla merge request builder Plugin 1.1.13 and earlier allows unauthenticated attackers to trigger builds of jobs corresponding to the attacker-specified repository.","status":"published","published":"2023-04-12T18:15:10.077Z","modified":"2026-06-17T05:54:55.11Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:07:55.652109Z"}],"osv":[{"id":"GHSA-jr86-6j4j-mv45","title":"Jenkins Assembla merge request builder Plugin missing authentication to access endpoint","description":"Jenkins Assembla merge request builder Plugin provides a webhook endpoint at `/assembla-webhook/` that can be used to trigger builds of jobs configured to use a specified repository.\n\nIn Assembla merge request builder Plugin 1.1.13 and earlier, this endpoint can be accessed without authentication. This allows unauthenticated attackers to trigger builds of jobs corresponding to the attacker-specified repository.","status":"published","published":"2023-04-12T18:30:36Z","modified":"2023-11-08T04:12:23.874972Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:46:50.687609Z"}]}}