{"id":"CVE-2026-62440","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-62440","summary":"Improper Access Control vulnerability in Apache CloudStack's Kubernetes Service (CKS) plugin, allowing cross-tenant manipulation of the Kubernetes cluster while adding and removing…","details":"Improper Access Control vulnerability in Apache CloudStack's Kubernetes Service (CKS) plugin, allowing cross-tenant manipulation of the Kubernetes cluster while adding and removing nodes.\n\nThis issue affects Apache CloudStack: from 4.21.0.0 through 4.22.1.0.\n\nUsers are recommended to upgrade to version 4.22.1.1 or later, which fixes the issue.","published":"2026-08-21T09:16:39.963","modified":"2026-08-25T20:16:59.850","cvss":{"score":9.1,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://lists.apache.org/thread/g6cwddtjrwbh1d56wjz4cfp3fzfm4kbc"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-08-25T20:16:59.850"}}