{"id":"CVE-2021-21661","aliases":["EUVD-2021-1426","GHSA-xrg9-wwrq-xmx9"],"status":"published","title":"Missing Authorization in Jenkins Kubernetes CLI Plugin","description":"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.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.0164,"percentile":0.76578,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-862"],"published":"2021-06-10T14:25:19Z","modified":"2026-10-24T10:30:17Z","fixes":[{"ecosystem":"Maven","package":"org.jenkins-ci.plugins:kubernetes-cli","fixed_in":["1.10.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.jenkins-ci.plugins:kubernetes-cli","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.1"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.jenkins-ci.plugins:kubernetes-cli","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.1"}]}],"versions":["0.1.0","1.0.0","1.1.0","1.10.0","1.2.0","1.3.0","1.4.0","1.5.0","1.6.0","1.7.0","1.8.0","1.8.1","1.8.2","1.8.3","1.9.0"]}],"products":[{"vendor":"jenkins","product":"kubernetes"},{"vendor":"jenkins project","product":"jenkins kubernetes cli plugin"}],"references":[{"url":"https://www.jenkins.io/security/advisory/2021-06-10/#SECURITY-2370","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory","web"]},{"url":"http://www.openwall.com/lists/oss-security/2021/06/10/14","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-21661","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-xrg9-wwrq-xmx9"}],"sources":{"cve":[{"id":"CVE-2021-21661","description":"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.","status":"published","published":"2021-06-10T14:25:19Z","modified":"2024-08-03T18:23:27.518Z","updated_at":"2026-11-02T14:33:00.137099Z"}],"euvd":[{"id":"EUVD-2021-1426","description":"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.","status":"published","published":"2021-06-10T14:25:19Z","modified":"2024-08-03T18:23:27Z","updated_at":"2026-11-03T03:25:05.131984Z"}],"ghsa":[{"id":"GHSA-xrg9-wwrq-xmx9","title":"Missing Authorization in Jenkins Kubernetes CLI Plugin","description":"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.","status":"published","published":"2021-06-16T17:11:30Z","modified":"2023-10-27T15:33:34Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:37:10.633403Z"}],"nvd":[{"id":"CVE-2021-21661","description":"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.","status":"published","published":"2021-06-10T15:15:08.693Z","modified":"2026-06-17T03:35:57.167Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:54.439974Z"}],"osv":[{"id":"CVE-2021-21661","description":"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.","status":"published","published":"2021-06-10T15:15:08.693Z","modified":"2026-10-24T10:30:17.598943946Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:18.367807Z"},{"id":"GHSA-xrg9-wwrq-xmx9","title":"Missing Authorization in Jenkins Kubernetes CLI Plugin","description":"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.","status":"published","published":"2021-06-16T17:11:30Z","modified":"2024-02-16T08:19:03.810121Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:47:00.198893Z"}]}}