{"id":"CVE-2026-117618","aliases":["EUVD-2026-112183","GHSA-vrqw-5jr7-wx5r"],"status":"published","title":"In Jenkins 2.587 and earlier, LTS 2.580.1 and earlier, the HTTP endpoint for creating the first...","description":"In Jenkins 2.587 and earlier, LTS 2.580.1 and earlier, the HTTP endpoint for creating the first user account does not check whether the setup wizard has been completed, resulting in a race condition that allows unauthenticated attackers to create an administrator account while the initial user account is being replaced.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.0026,"percentile":0.17849,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-362"],"published":"2026-10-28T16:48:32Z","modified":"2026-11-04T02:45:32Z","products":[{"vendor":"jenkins","product":"jenkins"},{"vendor":"jenkins project","product":"jenkins"}],"references":[{"url":"https://www.jenkins.io/security/advisory/2026-10-28/#SECURITY-4122","tags":["vendor-advisory","Mitigation","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-117618"},{"url":"https://github.com/advisories/GHSA-vrqw-5jr7-wx5r"}],"sources":{"cve":[{"id":"CVE-2026-117618","description":"In Jenkins 2.587 and earlier, LTS 2.580.1 and earlier, the HTTP endpoint for creating the first user account does not check whether the setup wizard has been completed, resulting in a race condition that allows unauthenticated attackers to create an administrator account while the initial user account is being replaced.","status":"published","published":"2026-10-28T16:48:32.556Z","modified":"2026-11-05T19:25:47.201Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-362"],"updated_at":"2026-11-05T20:54:58.923322Z"}],"euvd":[{"id":"EUVD-2026-112183","description":"In Jenkins 2.587 and earlier, LTS 2.580.1 and earlier, the HTTP endpoint for creating the first user account does not check whether the setup wizard has been completed, resulting in a race condition that allows unauthenticated attackers to create an administrator account while the initial user account is being replaced.","status":"published","published":"2026-10-28T16:48:32Z","modified":"2026-11-05T19:25:47Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-05T20:01:48.21368Z"}],"ghsa":[{"id":"GHSA-vrqw-5jr7-wx5r","title":"In Jenkins 2.587 and earlier, LTS 2.580.1 and earlier, the HTTP endpoint for creating the first...","description":"In Jenkins 2.587 and earlier, LTS 2.580.1 and earlier, the HTTP endpoint for creating the first user account does not check whether the setup wizard has been completed, resulting in a race condition that allows unauthenticated attackers to create an administrator account while the initial user account is being replaced.","status":"published","published":"2026-10-28T18:32:05Z","modified":"2026-11-02T15:32:31Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T18:00:16.184668Z"}],"nvd":[{"id":"CVE-2026-117618","description":"In Jenkins 2.587 and earlier, LTS 2.580.1 and earlier, the HTTP endpoint for creating the first user account does not check whether the setup wizard has been completed, resulting in a race condition that allows unauthenticated attackers to create an administrator account while the initial user account is being replaced.","status":"published","published":"2026-10-28T17:18:21.133Z","modified":"2026-11-05T20:17:47.26Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-362"],"updated_at":"2026-11-05T21:56:47.444894Z"}],"osv":[{"id":"CVE-2026-117618","description":"In Jenkins 2.587 and earlier, LTS 2.580.1 and earlier, the HTTP endpoint for creating the first user account does not check whether the setup wizard has been completed, resulting in a race condition that allows unauthenticated attackers to create an administrator account while the initial user account is being replaced.","status":"published","published":"2026-10-28T17:18:21.133Z","modified":"2026-11-07T02:30:50.945317918Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-07T03:08:01.156605Z"}]}}