{"id":"CVE-2026-48921","aliases":["GHSA-qjq3-wqj5-g37q"],"url":"https://o3.security/vulnerability/CVE-2026-48921","summary":"Jenkins Pipeline: Groovy Libraries Plugin does not prohibit symbolic links in shared libraries","details":"Jenkins Pipeline: Groovy Libraries Plugin 797.v90ea_a_9b_e45a_0 and earlier does not prohibit symbolic links in shared libraries, allowing attackers able to control the content of a library used by a Pipeline job to read arbitrary files on the Jenkins controller filesystem.","published":"2026-05-27T15:16:31.747Z","modified":"2026-07-15T06:10:17.430179Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.00289,"percentile":0.21483,"asOf":"2026-08-15"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"io.jenkins.plugins:pipeline-groovy-lib","fixedVersion":"798.v5cc688825312"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://www.jenkins.io/security/advisory/2026-05-27/#SECURITY-3727"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-15T06:10:17.430179Z"}}