Vulnerability Description
A flaw was found in the multicloud-operators-subscription component. This vulnerability allows a user on a managed cluster to escalate their privileges by creating a Subscription with specific, crafted annotations. Successful exploitation grants the attacker the ability to deploy resources into any namespace with the elevated permissions of the controller's Service Account, potentially leading to unauthorized access and control over cluster resources.
CVSS Score
CRITICAL
Related Weaknesses (CWE)
References
- https://access.redhat.com/errata/RHSA-2026:60386
- https://access.redhat.com/errata/RHSA-2026:60387
- https://access.redhat.com/errata/RHSA-2026:60388
- https://access.redhat.com/errata/RHSA-2026:60389
- https://access.redhat.com/errata/RHSA-2026:60390
- https://access.redhat.com/errata/RHSA-2026:60391
- https://access.redhat.com/security/cve/CVE-2026-66792
- https://bugzilla.redhat.com/show_bug.cgi?id=2507537
FAQ
What is CVE-2026-66792?
CVE-2026-66792 is a vulnerability with a CVSS score of 9.9 (CRITICAL). A flaw was found in the multicloud-operators-subscription component. This vulnerability allows a user on a managed cluster to escalate their privileges by creating a Subscription with specific, crafte...
How severe is CVE-2026-66792?
CVE-2026-66792 has been rated CRITICAL with a CVSS base score of 9.9/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-66792?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.