CVE-2026-62440: CWE-284 Improper Access Control in Apache Software Foundation Apache CloudStack
CVE-2026-62440 is an improper access control vulnerability in the Kubernetes Service (CKS) plugin of Apache CloudStack. It allows cross-tenant manipulation of Kubernetes clusters during node addition and removal. The issue affects Apache CloudStack versions from 4.21.0.0 through 4.22.1.0. Upgrading to version 4.22.1.1 or later resolves the vulnerability.
AI Analysis
Technical Summary
This vulnerability in Apache CloudStack's Kubernetes Service (CKS) plugin (CWE-284) permits unauthorized cross-tenant actions on Kubernetes clusters, specifically when adding or removing nodes. The flaw exists in versions 4.21.0.0 through 4.22.1.0. The vendor has addressed the issue in version 4.22.1.1, which should be applied to mitigate the risk.
Potential Impact
Exploitation of this vulnerability could allow an attacker with access to one tenant to manipulate Kubernetes clusters belonging to other tenants, potentially disrupting cluster operations or causing unauthorized changes to cluster node configurations.
Mitigation Recommendations
Users should upgrade Apache CloudStack to version 4.22.1.1 or later to remediate this vulnerability. No other mitigation guidance is provided. Patch status is confirmed by the vendor's recommendation to upgrade.
CVE-2026-62440: CWE-284 Improper Access Control in Apache Software Foundation Apache CloudStack
Description
CVE-2026-62440 is an improper access control vulnerability in the Kubernetes Service (CKS) plugin of Apache CloudStack. It allows cross-tenant manipulation of Kubernetes clusters during node addition and removal. The issue affects Apache CloudStack versions from 4.21.0.0 through 4.22.1.0. Upgrading to version 4.22.1.1 or later resolves the vulnerability.
Affected software
pkg:maven/org.apache/cloudstackRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Apache CloudStack's Kubernetes Service (CKS) plugin (CWE-284) permits unauthorized cross-tenant actions on Kubernetes clusters, specifically when adding or removing nodes. The flaw exists in versions 4.21.0.0 through 4.22.1.0. The vendor has addressed the issue in version 4.22.1.1, which should be applied to mitigate the risk.
Potential Impact
Exploitation of this vulnerability could allow an attacker with access to one tenant to manipulate Kubernetes clusters belonging to other tenants, potentially disrupting cluster operations or causing unauthorized changes to cluster node configurations.
Mitigation Recommendations
Users should upgrade Apache CloudStack to version 4.22.1.1 or later to remediate this vulnerability. No other mitigation guidance is provided. Patch status is confirmed by the vendor's recommendation to upgrade.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-07-14T14:34:44.941Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a88309facd9273b4907b8a7
Added to database: 08/21/2026, 11:03:59 UTC
Last enriched: 08/21/2026, 11:07:17 UTC
Last updated: 08/21/2026, 18:51:58 UTC
Views: 8
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