{"id":"CVE-2020-2255","aliases":["GHSA-vc7g-4269-f7hw"],"url":"https://o3.security/vulnerability/CVE-2020-2255","summary":"Missing permission check in Blue Ocean Plugin","details":"A missing permission check in Jenkins Blue Ocean Plugin 1.23.2 and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL.","published":"2020-09-16T14:15:13.237Z","modified":"2026-07-09T00:06:32.989421Z","cvss":{"score":4.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"io.jenkins.blueocean:blueocean","fixedVersion":"1.23.3"}],"fix":null,"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2020/09/16/3"},{"type":"ADVISORY","url":"https://www.jenkins.io/security/advisory/2020-09-16/#SECURITY-1961"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T00:06:32.989421Z"}}