{"id":"CVE-2026-84646","aliases":["BIT-jenkins-2026-84646","EUVD-2026-70112","GHSA-8wrx-j32g-7fcf"],"status":"published","title":"In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, user objects can appear as nested field...","description":"In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, user objects can appear as nested field values in other deserialized XML objects, allowing attackers with Overall/Read permission to create user objects by submitting crafted XML.","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":"adp","from":"cve"},"epss":{"day":"2026-11-09","score":0.00517,"percentile":0.44291,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-502"],"published":"2026-09-02T15:40:40Z","modified":"2026-10-24T10:30:28Z","fixes":[{"ecosystem":"Bitnami","package":"jenkins","fixed_in":["2.568.3","2.580.0"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"jenkins","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.568.3"},{"introduced":"2.569.0"},{"fixed":"2.580.0"}]}]}],"products":[{"vendor":"jenkins","product":"jenkins"},{"vendor":"jenkins project","product":"jenkins"}],"references":[{"url":"https://www.jenkins.io/security/advisory/2026-09-02/#SECURITY-3908","tags":["vendor-advisory","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-84646","tags":["web"]},{"url":"https://github.com/advisories/GHSA-8wrx-j32g-7fcf"}],"sources":{"cve":[{"id":"CVE-2026-84646","description":"In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, user objects can appear as nested field values in other deserialized XML objects, allowing attackers with Overall/Read permission to create user objects by submitting crafted XML.","status":"published","published":"2026-09-02T15:40:40.114Z","modified":"2026-09-02T17:41:09.542Z","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":"adp"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:20:08.391556Z"}],"euvd":[{"id":"EUVD-2026-70112","description":"In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, user objects can appear as nested field values in other deserialized XML objects, allowing attackers with Overall/Read permission to create user objects by submitting crafted XML.","status":"published","published":"2026-09-02T15:40:40Z","modified":"2026-09-02T17:41:09Z","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":"2026-11-02T18:01:15.092584Z"}],"ghsa":[{"id":"GHSA-8wrx-j32g-7fcf","title":"In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, user objects can appear as nested field...","description":"In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, user objects can appear as nested field values in other deserialized XML objects, allowing attackers with Overall/Read permission to create user objects by submitting crafted XML.","status":"published","published":"2026-09-02T18:32:12Z","modified":"2026-09-02T18:32:17Z","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-502"],"updated_at":"2026-11-02T15:11:17.943368Z"}],"nvd":[{"id":"CVE-2026-84646","description":"In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, user objects can appear as nested field values in other deserialized XML objects, allowing attackers with Overall/Read permission to create user objects by submitting crafted XML.","status":"published","published":"2026-09-02T16:17:29.313Z","modified":"2026-09-11T21:15:45.16Z","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":"secondary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:12:43.399612Z"}],"osv":[{"id":"CVE-2026-84646","description":"In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, user objects can appear as nested field values in other deserialized XML objects, allowing attackers with Overall/Read permission to create user objects by submitting crafted XML.","status":"published","published":"2026-09-02T16:17:29.313Z","modified":"2026-10-24T10:30:28.466510137Z","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":"2026-11-02T15:45:18.482949Z"},{"id":"BIT-jenkins-2026-84646","description":"In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, user objects can appear as nested field values in other deserialized XML objects, allowing attackers with Overall/Read permission to create user objects by submitting crafted XML.","status":"published","published":"2026-09-08T08:16:22.186Z","modified":"2026-09-12T09:15:02.73866266Z","updated_at":"2026-11-02T15:28:31.782692Z"}]}}