# Multicloud-operators-subscription: multicloud-operators-subscription: isclusteradmin() trusts user-settable annotations on managed clusters CVE record · `CVE-2026-66792` - **Identifiers:** `CVE-2026-66792` - **State:** Confirmed - **Severity:** CVSS 9.9 Critical - **Critical:** Yes: CVSS 9+ - **CNA:** redhat - **Weakness (CWE):** [CWE-863](https://cwe.mitre.org/data/definitions/863.html) - **Tags:** [Broken access control](https://agentprime.io/advisories/tag/access-control.md) - **Technologies:** [Red Hat Multicluster Global Hub 1.4.9](https://agentprime.io/advisories/technology/red-hat-multicluster-global-hub-1-4-9.md) · [Red Hat Multicluster Global Hub 1.5.8](https://agentprime.io/advisories/technology/red-hat-multicluster-global-hub-1-5-8.md) · [Red Hat Multicluster Global Hub 1.6.6](https://agentprime.io/advisories/technology/red-hat-multicluster-global-hub-1-6-6.md) · [Red Hat Advanced Cluster Management for Kubernetes 2.11](https://agentprime.io/advisories/technology/red-hat-advanced-cluster-management-for-kubernetes-2-11.md) · [Red Hat Advanced Cluster Management for Kubernetes 2.13](https://agentprime.io/advisories/technology/red-hat-advanced-cluster-management-for-kubernetes-2-13.md) · [Red Hat Advanced Cluster Management for Kubernetes 2.14](https://agentprime.io/advisories/technology/red-hat-advanced-cluster-management-for-kubernetes-2-14.md) · [Red Hat Advanced Cluster Management for Kubernetes 2.15](https://agentprime.io/advisories/technology/red-hat-advanced-cluster-management-for-kubernetes-2-15.md) · [Red Hat Advanced Cluster Management for Kubernetes 2.16](https://agentprime.io/advisories/technology/red-hat-advanced-cluster-management-for-kubernetes-2-16.md) · [Red Hat Advanced Cluster Management for Kubernetes 2.17](https://agentprime.io/advisories/technology/red-hat-advanced-cluster-management-for-kubernetes-2-17.md) · [Red Hat Advanced Cluster Management for Kubernetes 2](https://agentprime.io/advisories/technology/red-hat-advanced-cluster-management-for-kubernetes-2.md) · [Red Hat OpenShift Container Platform 4](https://agentprime.io/advisories/technology/red-hat-openshift-container-platform-4.md) · [Red Hat Openshift Data Foundation 4](https://agentprime.io/advisories/technology/red-hat-openshift-data-foundation-4.md) - **Published:** 17 Aug 2026 - **Updated:** 29 Sept 2026 - **Reviewed by a person:** No Published by the CVE Program (CNA: redhat) at 17 Aug 2026, 18:12 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. ## Critical Critical, because: - CVSS score 9.9: 9.0 or more. How we decide what’s critical: ## Affected products, as the CNA wrote them - Vendor: Red Hat. Product: Multicluster Global Hub 1.4.9. - unaffected: `1788355439 to before *` (rpm) - Other versions: affected - Package name: `multicluster-globalhub/multicluster-globalhub-agent-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Multicluster Global Hub 1.4.9. - unaffected: `1788355599 to before *` (rpm) - Other versions: affected - Package name: `multicluster-globalhub/multicluster-globalhub-manager-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Multicluster Global Hub 1.4.9. - unaffected: `1788355417 to before *` (rpm) - Other versions: affected - Package name: `multicluster-globalhub/multicluster-globalhub-rhel9-operator` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Multicluster Global Hub 1.5.8. - unaffected: `1789515408 to before *` (rpm) - Other versions: affected - Package name: `multicluster-globalhub/multicluster-globalhub-agent-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Multicluster Global Hub 1.5.8. - unaffected: `1789515288 to before *` (rpm) - Other versions: affected - Package name: `multicluster-globalhub/multicluster-globalhub-manager-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Multicluster Global Hub 1.5.8. - unaffected: `1789478830 to before *` (rpm) - Other versions: affected - Package name: `multicluster-globalhub/multicluster-globalhub-rhel9-operator` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Multicluster Global Hub 1.6.6. - unaffected: `1790085494 to before *` (rpm) - Other versions: affected - Package name: `multicluster-globalhub/multicluster-globalhub-agent-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Multicluster Global Hub 1.6.6. - unaffected: `1790086176 to before *` (rpm) - Other versions: affected - Package name: `multicluster-globalhub/multicluster-globalhub-manager-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Multicluster Global Hub 1.6.6. - unaffected: `1790085268 to before *` (rpm) - Other versions: affected - Package name: `multicluster-globalhub/multicluster-globalhub-rhel9-operator` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat Advanced Cluster Management for Kubernetes 2.11. - unaffected: `1787262214 to before *` (rpm) - Other versions: affected - Package name: `rhacm2/multicluster-operators-application-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat Advanced Cluster Management for Kubernetes 2.11. - unaffected: `1787263584 to before *` (rpm) - Other versions: affected - Package name: `rhacm2/multicluster-operators-subscription-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat Advanced Cluster Management for Kubernetes 2.13. - unaffected: `1787259284 to before *` (rpm) - Other versions: affected - Package name: `rhacm2/multicluster-operators-application-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat Advanced Cluster Management for Kubernetes 2.13. - unaffected: `1787263693 to before *` (rpm) - Other versions: affected - Package name: `rhacm2/multicluster-operators-subscription-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat Advanced Cluster Management for Kubernetes 2.14. - unaffected: `1786976940 to before *` (rpm) - Other versions: affected - Package name: `rhacm2/multicluster-operators-application-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat Advanced Cluster Management for Kubernetes 2.14. - unaffected: `1787170830 to before *` (rpm) - Other versions: affected - Package name: `rhacm2/multicluster-operators-subscription-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat Advanced Cluster Management for Kubernetes 2.15. - unaffected: `1787238598 to before *` (rpm) - Other versions: affected - Package name: `rhacm2/multicluster-operators-application-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat Advanced Cluster Management for Kubernetes 2.15. - unaffected: `1787240030 to before *` (rpm) - Other versions: affected - Package name: `rhacm2/multicluster-operators-subscription-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat Advanced Cluster Management for Kubernetes 2.16. - unaffected: `1787242135 to before *` (rpm) - Other versions: affected - Package name: `rhacm2/multicluster-operators-application-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat Advanced Cluster Management for Kubernetes 2.16. - unaffected: `1787242321 to before *` (rpm) - Other versions: affected - Package name: `rhacm2/multicluster-operators-subscription-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat Advanced Cluster Management for Kubernetes 2.17. - unaffected: `1787242131 to before *` (rpm) - Other versions: affected - Package name: `rhacm2/multicluster-operators-application-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat Advanced Cluster Management for Kubernetes 2.17. - unaffected: `1787242108 to before *` (rpm) - Other versions: affected - Package name: `rhacm2/multicluster-operators-subscription-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat Advanced Cluster Management for Kubernetes 2. - No versions given - Other versions: unaffected - Package name: `rhacm2/acm-governance-policy-framework-addon-rhel9` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Red Hat Advanced Cluster Management for Kubernetes 2. - No versions given - Other versions: unaffected - Package name: `rhacm2/cert-policy-controller-rhel9` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Red Hat Advanced Cluster Management for Kubernetes 2. - No versions given - Other versions: unaffected - Package name: `rhacm2/config-policy-controller-rhel9` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Red Hat Advanced Cluster Management for Kubernetes 2. - No versions given - Other versions: unaffected - Package name: `rhacm2/governance-policy-propagator-rhel9` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Red Hat Advanced Cluster Management for Kubernetes 2. - No versions given - Other versions: unaffected - Package name: `rhacm2/search-collector-rhel9` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4. - No versions given - Other versions: affected - Package name: `openshift4/cnf-tests-rhel8` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4. - No versions given - Other versions: unaffected - Package name: `openshift4/lifecycle-agent-operator-bundle` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4. - No versions given - Other versions: unaffected - Package name: `openshift4/lifecycle-agent-rhel9-operator` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4. - No versions given - Other versions: unaffected - Package name: `openshift4/topology-aware-lifecycle-manager-aztp-rhel9` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4. - No versions given - Other versions: unaffected - Package name: `openshift4/topology-aware-lifecycle-manager-recovery-rhel8` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4. - No versions given - Other versions: unaffected - Package name: `openshift4/topology-aware-lifecycle-manager-recovery-rhel9` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4. - No versions given - Other versions: unaffected - Package name: `openshift4/topology-aware-lifecycle-manager-rhel8-operator` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4. - No versions given - Other versions: unaffected - Package name: `openshift4/topology-aware-lifecycle-manager-rhel9-operator` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4. - No versions given - Other versions: affected - Package name: `openshift4/ztp-site-generate-rhel8` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Red Hat Openshift Data Foundation 4. - No versions given - Other versions: unaffected - Package name: `odf4/odf-cli-rhel9` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Red Hat Openshift Data Foundation 4. - No versions given - Other versions: unaffected - Package name: `odf4/odf-multicluster-rhel9-operator` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Red Hat Openshift Data Foundation 4. - No versions given - Other versions: unaffected - Package name: `odf4/odr-rhel9-operator` - Collection: `https://access.redhat.com/downloads/content/package-browser/` ## Not analysed yet We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter. ## Severity and exploitation - 9.9 Critical, CVSS 3.1: `CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H`, from CNA (redhat) - **CISA KEV:** Not listed. - **EPSS:** 0.0069, the 52nd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days. ## Timeline This record came from the full history of the CVE Program, published 17 Aug 2026. New records show when each source confirmed them. ## Sources - [CVE List: CVE-2026-66792](https://www.cve.org/CVERecord?id=CVE-2026-66792) - [NVD: CVE-2026-66792](https://nvd.nist.gov/vuln/detail/CVE-2026-66792) ### References from the CNA - (vendor-advisory, redhat) - (vendor-advisory, redhat) - (vendor-advisory, redhat) - (vendor-advisory, redhat) - (vendor-advisory, redhat) - (vendor-advisory, redhat) - (vendor-advisory, redhat) - (vendor-advisory, redhat) - (vendor-advisory, redhat) - (vdb-entry, redhat) - (issue-tracking, redhat) Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description. ## Check whether this affects you This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run. - With the agentprime MCP server (), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: - As JSON: - Everything that needs attention now: --- The web page: . Everything for agents: .