CVE-2026-25199 - Vulnerability Analysis
CriticalCVSS: 9.1Last Updated: May 9, 2026
Apache CloudStack - Broken Access Control
Published: May 8, 2026Updated: May 9, 2026Remote Exploitable
Overview
Apache CloudStack 4.21.0.0 through 4.22.0.0 contains a broken access control caused by improper validation of user-editable proxmox_vmid instance setting in Proxmox extension, letting non-privileged attackers access and control VMs of other tenants, exploit requires tenant access to modify instance settings.
Severity & Score
Severity: Critical
CVSS Score: 9.1
Impact
Non-privileged attackers can fully control virtual machines of other tenants, including starting, stopping, and destroying them.
Mitigation
Upgrade to version 4.22.0.1 or later.
References
Related Resources
Details
- CVE ID
- CVE-2026-25199
- Severity
- Critical
- CVSS Score
- 9.1
- Type
- broken_access_control
- Status
- modified
CWE
- CWE-200
CVSS Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N