Apache CloudStack: Improper access control in Kubernetes Service (CKS) cluster manipulation
Summary
| CVE | CVE-2026-62440 |
|---|---|
| State | PUBLISHED |
| Assigner | apache |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-08-21 09:16:39 UTC |
| Updated | 2026-08-21 09:16:39 UTC |
| Description | 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. This issue affects Apache CloudStack: from 4.21.0.0 through 4.22.1.0. Users are recommended to upgrade to version 4.22.1.1 or later, which fixes the issue. |
Risk And Classification
EPSS: 0.001320000 probability, percentile 0.032160000 (date 2026-08-21)
Problem Types: CWE-284 | CWE-284 CWE-284 Improper Access Control
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Apache Software Foundation | Apache CloudStack | affected 4.21.0.0 4.22.1.0 semver | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| lists.apache.org/thread/g6cwddtjrwbh1d56wjz4cfp3fzfm4kbc | [email protected] | lists.apache.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: George Chen (GitHub: geo-chen) (en)
CNA: D0HY30N (GitHub: D0HY30N) (en)
There are currently no legacy QID mappings associated with this CVE.