# Hypershift: konnectivity proxy-server accepts agent connections without validating client certificates CVE record · `CVE-2026-16242` - **Identifiers:** `CVE-2026-16242` - **State:** Confirmed - **Severity:** CVSS 9.4 Critical - **Critical:** Yes: CVSS 9+ - **CNA:** redhat - **Weakness (CWE):** [CWE-306](https://cwe.mitre.org/data/definitions/306.html) - **Tags:** [Authentication bypass](https://agentprime.io/advisories/tag/auth-bypass.md) - **Technologies:** [Red Hat multicluster engine for Kubernetes 2.1](https://agentprime.io/advisories/technology/red-hat-multicluster-engine-for-kubernetes-2-1.md) · [Red Hat multicluster engine for Kubernetes 2.11](https://agentprime.io/advisories/technology/red-hat-multicluster-engine-for-kubernetes-2-11.md) · [Red Hat multicluster engine for Kubernetes 2.17](https://agentprime.io/advisories/technology/red-hat-multicluster-engine-for-kubernetes-2-17.md) · [Red Hat multicluster engine for Kubernetes 2.6](https://agentprime.io/advisories/technology/red-hat-multicluster-engine-for-kubernetes-2-6.md) · [Red Hat multicluster engine for Kubernetes 2.8](https://agentprime.io/advisories/technology/red-hat-multicluster-engine-for-kubernetes-2-8.md) · [Red Hat multicluster engine for Kubernetes 2.9](https://agentprime.io/advisories/technology/red-hat-multicluster-engine-for-kubernetes-2-9.md) · [Red Hat OpenShift Container Platform 4.14](https://agentprime.io/advisories/technology/red-hat-openshift-container-platform-4-14.md) · [Red Hat OpenShift Container Platform 4.15](https://agentprime.io/advisories/technology/red-hat-openshift-container-platform-4-15.md) · [Red Hat OpenShift Container Platform 4.16](https://agentprime.io/advisories/technology/red-hat-openshift-container-platform-4-16.md) · [Red Hat OpenShift Container Platform 4.17](https://agentprime.io/advisories/technology/red-hat-openshift-container-platform-4-17.md) · [Red Hat OpenShift Container Platform 4.18](https://agentprime.io/advisories/technology/red-hat-openshift-container-platform-4-18.md) · [Red Hat OpenShift Container Platform 4.19](https://agentprime.io/advisories/technology/red-hat-openshift-container-platform-4-19.md) · [Red Hat OpenShift Container Platform 4.20](https://agentprime.io/advisories/technology/red-hat-openshift-container-platform-4-20.md) · [Red Hat OpenShift Container Platform 4.21](https://agentprime.io/advisories/technology/red-hat-openshift-container-platform-4-21.md) · [Red Hat OpenShift Container Platform 4.22](https://agentprime.io/advisories/technology/red-hat-openshift-container-platform-4-22.md) · [Logging Subsystem for Red Hat OpenShift](https://agentprime.io/advisories/technology/logging-subsystem-for-red-hat-openshift.md) · [Red Hat Multicluster Engine for Kubernetes](https://agentprime.io/advisories/technology/red-hat-multicluster-engine-for-kubernetes.md) · [Red Hat OpenShift API for Data Protection](https://agentprime.io/advisories/technology/red-hat-openshift-api-for-data-protection.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) - **Published:** 20 Jul 2026 - **Updated:** 14 Sept 2026 - **Reviewed by a person:** No Published by the CVE Program (CNA: redhat) at 20 Jul 2026, 07:33 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 9.4: 9.0 or more. How we decide what’s critical: ## Affected products, as the CNA wrote them - Vendor: Red Hat. Product: multicluster engine for Kubernetes 2.1. - unaffected: `1784905766 to before *` (rpm) - Other versions: affected - Package name: `multicluster-engine/hypershift-rhel9-operator` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: multicluster engine for Kubernetes 2.1. - unaffected: `1784905766 to before *` (rpm) - Other versions: affected - Package name: `multicluster-engine/hypershift-rhel9-operator` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: multicluster engine for Kubernetes 2.11. - unaffected: `1784945966 to before *` (rpm) - Other versions: affected - Package name: `multicluster-engine/hypershift-rhel9-operator` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: multicluster engine for Kubernetes 2.17. - unaffected: `1784856942 to before *` (rpm) - Other versions: affected - Package name: `multicluster-engine/hypershift-rhel9-operator` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: multicluster engine for Kubernetes 2.6. - unaffected: `1784905804 to before *` (rpm) - Other versions: affected - Package name: `multicluster-engine/hypershift-rhel9-operator` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: multicluster engine for Kubernetes 2.8. - unaffected: `1784905783 to before *` (rpm) - Other versions: affected - Package name: `multicluster-engine/hypershift-rhel9-operator` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: multicluster engine for Kubernetes 2.9. - unaffected: `1784905769 to before *` (rpm) - Other versions: affected - Package name: `multicluster-engine/hypershift-rhel9-operator` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4.14. - unaffected: `1787001690 to before *` (rpm) - Other versions: affected - Package name: `openshift4/ose-hypershift-rhel8` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4.15. - unaffected: `1787055132 to before *` (rpm) - Other versions: affected - Package name: `openshift4/ose-hypershift-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4.16. - unaffected: `1785534428 to before *` (rpm) - Other versions: affected - Package name: `openshift4/ose-hypershift-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4.17. - unaffected: `1784914869 to before *` (rpm) - Other versions: affected - Package name: `openshift4/ose-hypershift-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4.18. - unaffected: `1784912882 to before *` (rpm) - Other versions: affected - Package name: `openshift4/ose-hypershift-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4.19. - unaffected: `1784913720 to before *` (rpm) - Other versions: affected - Package name: `openshift4/ose-hypershift-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4.20. - unaffected: `1785288843 to before *` (rpm) - Other versions: affected - Package name: `openshift4/ose-hypershift-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4.21. - unaffected: `1785301941 to before *` (rpm) - Other versions: affected - Package name: `openshift4/ose-hypershift-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Red Hat OpenShift Container Platform 4.22. - unaffected: `1785192936 to before *` (rpm) - Other versions: affected - Package name: `openshift4/ose-hypershift-rhel9` - Collection: `https://catalog.redhat.com/software/containers/` - Vendor: Red Hat. Product: Logging Subsystem for Red Hat OpenShift. - No versions given - Other versions: unaffected - Package name: `openshift-logging/cluster-logging-rhel9-operator` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Multicluster Engine for Kubernetes. - No versions given - Other versions: unaffected - Package name: `multicluster-engine/cluster-curator-controller-rhel9` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Multicluster Engine for Kubernetes. - No versions given - Other versions: unaffected - Package name: `multicluster-engine/hypershift-addon-rhel9-operator` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Multicluster Engine for Kubernetes. - No versions given - Other versions: unaffected - Package name: `multicluster-engine/hypershift-cli-rhel9` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: Multicluster Engine for Kubernetes. - No versions given - Other versions: unaffected - Package name: `multicluster-engine/managedcluster-import-controller-rhel9` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: OpenShift API for Data Protection. - No versions given - Other versions: unaffected - Package name: `oadp/oadp-hypershift-velero-plugin-rhel9` - Collection: `https://access.redhat.com/downloads/content/package-browser/` - Vendor: Red Hat. Product: OpenShift API for Data Protection. - No versions given - Other versions: unaffected - Package name: `oadp/oadp-rhel9-operator` - 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/acm-multicluster-observability-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/acm-must-gather-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/endpoint-monitoring-rhel9-operator` - 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/grafana-dashboard-loader-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/metrics-collector-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/multicluster-observability-rhel9-operator` - 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/rbac-query-proxy-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/ose-aws-ebs-csi-driver-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/ose-aws-efs-csi-driver-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/ose-azure-disk-csi-driver-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/ose-azure-file-csi-driver-operator-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/ose-cluster-csi-snapshot-controller-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/ose-cluster-network-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/ose-cluster-network-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/ose-cluster-node-tuning-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/ose-cluster-storage-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/ose-csi-driver-manila-rhel9-operator` - Collection: `https://access.redhat.com/downloads/content/package-browser/` And 3 more products. The full list is on the CVE record: ## 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 - 9.4 Critical, CVSS 3.1: `CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L`, from CNA (redhat) - **CISA KEV:** Not listed. - **EPSS:** 0.0092, the 60th 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 20 Jul 2026. New records show when each source confirmed them. ## Sources - [CVE List: CVE-2026-16242](https://www.cve.org/CVERecord?id=CVE-2026-16242) - [NVD: CVE-2026-16242](https://nvd.nist.gov/vuln/detail/CVE-2026-16242) ### 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) - (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: .