{"id":"CVE-2021-21661","aliases":["GHSA-xrg9-wwrq-xmx9"],"url":"https://o3.security/vulnerability/CVE-2021-21661","summary":"Missing Authorization in Jenkins Kubernetes CLI Plugin","details":"Jenkins Kubernetes CLI Plugin 1.10.0 and earlier does not perform permission checks in several HTTP endpoints, allowing attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins.","published":"2021-06-10T15:15:08.693Z","modified":"2026-07-08T22:14:59.885800Z","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":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"Maven","name":"org.jenkins-ci.plugins:kubernetes-cli","fixedVersion":"1.10.1"}],"fix":null,"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2021/06/10/14"},{"type":"ADVISORY","url":"https://www.jenkins.io/security/advisory/2021-06-10/#SECURITY-2370"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T22:14:59.885800Z"}}