CVE-2025-66171

Description

The CloudStack Backup plugin has an improper access logic in versions 4.21.0.0 and 4.22.0.0. Anyone with authenticated user-account access in CloudStack 4.21.0.0+ environments, where this plugin is enabled and have access to specific APIs can create new VMs using backups of any other user of the environment. Backup plugin users using CloudStack 4.21.0.0+ are recommended to upgrade to CloudStack version 4.22.0.1, which fixes this issue.

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Produits concernés

• Apache Software Foundation Apache CloudStack
• Apache cloudstack

Scores CVSS

Faiblesses (CWE)

• CWE-359

Références

• https://lists.apache.org/thread/n8mt5b7wkpysstb8w7rr9f02kc5cq2xm Mailing ListThird Party Advisory
• http://www.openwall.com/lists/oss-security/2026/05/09/2 Mailing ListThird Party Advisory

Ailleurs

• NVD
• CVE.org
• CIRCL Vulnerability-Lookup
• CERT-FR
• GitHub Advisories