CVE-2026-89060

A cross-namespace authorization flaw in multicluster-observability-addon allows a user with permission to modify a managed cluster’s ManagedClusterAddOn configuration to reference ClusterLogForwarder or OpenTelemetryCollector resources outside the permitted namespace. If those resources reference...

CVE-2026-89060 Stolostron/multicluster-observability-addon: cross-namespace secret disclosure in multicluster-observability-addon via unvalidated configuration references

A cross-namespace authorization flaw in multicluster-observability-addon allows a user with permission to modify a managed cluster’s ManagedClusterAddOn configuration to reference ClusterLogForwarder or OpenTelemetryCollector resources outside the permitted namespace. If those resources reference...

CVE-2026-89060

Stolostron multicluster-observability-addon is affected by a cross-namespace secret disclosure flaw. A managed-cluster identity can reference configuration resources outside its designated namespace, allowing an attacker-controlled managed cluster to access sensitive hub Secrets . The CVSS 3.1 sc...

EUVD-2026-75948

A cross-namespace authorization flaw in multicluster-observability-addon allows a user with permission to modify a managed cluster’s ManagedClusterAddOn configuration to reference ClusterLogForwarder or OpenTelemetryCollector resources outside the permitted namespace. If those resources reference...

CVE-2026-89060

A cross-namespace authorization flaw in multicluster-observability-addon allows a user with permission to modify a managed cluster’s ManagedClusterAddOn configuration to reference ClusterLogForwarder or OpenTelemetryCollector resources outside the permitted namespace. If those resources reference...

PT-2026-89767

Name of the Vulnerable Software and Affected Versions multicluster-observability-addon affected versions not specified Description A cross-namespace authorization flaw exists in the multicluster-observability-addon. A user with permissions to modify the ManagedClusterAddOn configuration of a...

CVE-2026-66794 Cluster-proxy-addon: cluster-proxy-addon: unauthenticated ssrf to arbitrary managed-cluster services via public route

A flaw was found in the cluster-proxy-addon component of Multicluster Engine for Kubernetes. This vulnerability allows an unauthenticated attacker, who can access the user-facing route, to bypass authentication and authorization checks. By manipulating URL path segments, the attacker can proxy...

CVE-2026-66794 Cluster-proxy-addon: cluster-proxy-addon: unauthenticated ssrf to arbitrary managed-cluster services via public route

A flaw was found in the cluster-proxy-addon component of Multicluster Engine for Kubernetes. This vulnerability allows an unauthenticated attacker, who can access the user-facing route, to bypass authentication and authorization checks. By manipulating URL path segments, the attacker can proxy...

CVE-2026-76827: Protection Mechanism Failure

A flaw was found in search-indexer. This vulnerability allows a registered and authenticated managed cluster to tamper with or delete another cluster's indexed search data. This is possible because the delta-sync write paths in search-indexer do not properly restrict UPDATE/DELETE operations to...

CVE-2026-66792

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 a...

CVE-2026-66792

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 a...

CVE-2026-66792: Incorrect Authorization

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 a...

EUVD-2026-57685

A flaw was found in the search-v2-operator component. A user with specific administrative permissions on a managed cluster can exploit a vulnerability that allows them to inject arbitrary configuration data. This manipulation can override critical settings, leading to the replacement of container...

CVE-2026-71473

A flaw was found in the search-v2-operator component. A user with specific administrative permissions on a managed cluster can exploit a vulnerability that allows them to inject arbitrary configuration data. This manipulation can override critical settings, leading to the replacement of container...

CVE-2026-71473

The CVE-2026-71473 affects the search-v2-operator component in the ACM search-v2-operator workflow (Acm-search-v2-rhel9). Evidence from CVE records tied to CVELIST indicates a flaw where a user with specific administrative permissions on a managed cluster can inject arbitrary configuration data v...

CVE-2026-71473

A flaw was found in the search-v2-operator component. A user with specific administrative permissions on a managed cluster can exploit a vulnerability that allows them to inject arbitrary configuration data. This manipulation can override critical settings, leading to the replacement of container...

CVE-2026-71473 Acm-search-v2-rhel9: search-v2-operator: addonfactory.getvaluesfromaddonannotation enables arbitrary helm-values override per spoke

A flaw was found in the search-v2-operator component. A user with specific administrative permissions on a managed cluster can exploit a vulnerability that allows them to inject arbitrary configuration data. This manipulation can override critical settings, leading to the replacement of container...

CVE-2026-71473 Acm-search-v2-rhel9: search-v2-operator: addonfactory.getvaluesfromaddonannotation enables arbitrary helm-values override per spoke

A flaw was found in the search-v2-operator component. A user with specific administrative permissions on a managed cluster can exploit a vulnerability that allows them to inject arbitrary configuration data. This manipulation can override critical settings, leading to the replacement of container...

CVE-2026-72526

A flaw was found in the multicloud-integrations component. The Application propagation controller processes the ocm-managed-cluster annotation from an Application Custom Resource CR without proper validation. A tenant with permissions to create Applications on the hub cluster can exploit this to...

CVE-2026-73122

A flaw was found in the multicloud-operators-channel component of Red Hat Advanced Cluster Management RHACM. This vulnerability allows a compromised agent from a managed cluster to gain unauthorized access to sensitive information. Specifically, the agent can read all Secrets and ConfigMaps withi...