CVE-2026-62440

published 2026-08-21

CVE-2026-62440: Improper Access Control vulnerability in Apache CloudStack's Kubernetes Service (CKS) plugin, allowing cross-tenant manipulation of the Kubernetes cluster…

Priority P3 54 critical 9.1 CVSS 3.1

AV N AC L PR N UI N S U C H I H A N

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.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
apache	cloudstack	>= 4.21.0.0 < 4.22.1.1	4.22.1.1
apache_software_foundation	apache_cloudstack	4.21.0.0 – 4.22.1.0	—

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CWE-284