{"id":"CVE-2026-53439","aliases":["BIT-jenkins-2026-53439","GHSA-g28p-6mcc-v4rv"],"url":"https://o3.security/vulnerability/CVE-2026-53439","summary":"Jenkins exposes other users' timezone and view names to users with Overall/Read permission","details":"Missing permission checks in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allow attackers with Overall/Read permission to determine other users' configured timezone and to enumerate view names of other users' \"My Views\".","published":"2026-06-10T14:16:36.893Z","modified":"2026-08-13T21:10:45.756116406Z","cvss":{"score":4.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"},"epss":{"score":0.00234,"percentile":0.1462,"asOf":"2026-08-20"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.jenkins-ci.main:jenkins-core","fixedVersion":"2.555.3"},{"ecosystem":"Maven","name":"org.jenkins-ci.main:jenkins-core","fixedVersion":"2.568"}],"fix":{"url":"https://github.com/jenkinsci/jenkins/commit/0586de425598497cfb4dcdafa5007e507a440a77","label":"jenkinsci/jenkins@0586de4"},"references":[{"type":"ADVISORY","url":"https://www.jenkins.io/security/advisory/2026-06-10/#SECURITY-3713"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53439"},{"type":"WEB","url":"https://github.com/jenkinsci/jenkins/commit/0586de425598497cfb4dcdafa5007e507a440a77"},{"type":"WEB","url":"https://github.com/jenkinsci/jenkins/commit/98fe05f1753f664ffddd295a03492684b74e1950"},{"type":"PACKAGE","url":"https://github.com/jenkinsci/jenkins"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-13T21:10:45.756116406Z"}}