{"id":"CVE-2021-21602","aliases":["BIT-jenkins-2021-21602","GHSA-vpjm-58cw-r8q5"],"url":"https://o3.security/vulnerability/CVE-2021-21602","summary":"Arbitrary file read vulnerability in workspace browsers in Jenkins","details":"Jenkins 2.274 and earlier, LTS 2.263.1 and earlier allows reading arbitrary files using the file browser for workspaces and archived artifacts by following symlinks.","published":"2021-01-13T16:15:13.337Z","modified":"2026-07-09T00:12:29.373570Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.jenkins-ci.main:jenkins-core","fixedVersion":"2.263.2"},{"ecosystem":"Maven","name":"org.jenkins-ci.main:jenkins-core","fixedVersion":"2.275"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://www.jenkins.io/security/advisory/2021-01-13/#SECURITY-1452"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T00:12:29.373570Z"}}