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CVE-2025-66171 Apache CloudStack: Any user can create a new VM from backups they should not have access to

🗓️ 08 May 2026 12:11:03Reported by apacheType 
cvelist
 cvelist
🔗 www.cve.org👁 32 Views

CVE-2025-66171: Authenticated CloudStack users can create VMs from others' backups in 4.21.0.0+. Upgrade to 4.22.0.1.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2025-66171
9 May 202604:41
circl
CNNVD
Apache CloudStack 安全漏洞
8 May 202600:00
cnnvd
CVE
CVE-2025-66171
8 May 202612:11
cve
EUVD
EUVD-2025-209741
8 May 202615:31
euvd
NVD
CVE-2025-66171
8 May 202613:16
nvd
Positive Technologies
PT-2026-38914
8 May 202600:00
ptsecurity
RedhatCVE
CVE-2025-66171
5 Jun 202619:51
redhatcve
Vulnrichment
CVE-2025-66171 Apache CloudStack: Any user can create a new VM from backups they should not have access to
8 May 202612:11
vulnrichment
[
  {
    "defaultStatus": "unaffected",
    "product": "Apache CloudStack",
    "vendor": "Apache Software Foundation",
    "versions": [
      {
        "lessThanOrEqual": "4.22.0.0",
        "status": "affected",
        "version": "4.21.0.0",
        "versionType": "custom"
      }
    ]
  }
]

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