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CVE PROGRAM SOURCE RECORD2.7 Low

CVE-2026-66721

Apache CloudStack: Authorization issue with listHostTags for domain admins

Description

Missing authorization issue for domain admins in CloudStack's host tags listing functionality. Domain Admins, by default, have permission to call the listHostTags API, but the API returns host tags for every host in the environment without domain scoping. It should instead be restricted to only the hosts dedicated to that admin's domain. This issue affects Apache CloudStack: from 4.12.0.0 through 4.20.3.0 and from 4.21.0.0 through 4.22.1.0. Users are recommended to upgrade to version 4.20.3.1 or 4.22.1.1 or later, which fixes the issue.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Apache Software Foundation Apache CloudStack

Default version status: unaffected

  • 4.12.0.0 to ≤ 4.20.3.0affected
  • 4.21.0.0 to ≤ 4.22.1.0affected

References