GO-2026-5526 OpenBao's Token Store Allows Cross-Namespace Renewal, Revocation in github.com/openbao/openbao

OpenBao's Token Store Allows Cross-Namespace Renewal, Revocation in github.com/openbao/openbao...

GO-2026-5615 CAPM3 vulnerable to Cross-Namespace resource access in github.com/metal3-io/cluster-api-provider-metal3

CAPM3 vulnerable to Cross-Namespace resource access in github.com/metal3-io/cluster-api-provider-metal3...

GO-2026-5621 Kyverno has SSRF via CEL http.Get/http.Post in NamespacedValidatingPolicy allows cross-namespace data access in github.com/kyverno/kyverno

Kyverno has SSRF via CEL http.Get/http.Post in NamespacedValidatingPolicy allows cross-namespace data access in github.com/kyverno/kyverno...

GO-2026-5485 Kong Ingress Controller for Kubernetes (KIC): Cross-namespace TLS Secret Exfiltration in Gateways with GatewayClass missing `konghq.com/gatewayclass-unmanaged: 'true'` annotation in github.com/kong/kubernetes-ingress-controller

Kong Ingress Controller for Kubernetes KIC: Cross-namespace TLS Secret Exfiltration in Gateways with GatewayClass missing konghq.com/gatewayclass-unmanaged: 'true' annotation in github.com/kong/kubernetes-ingress-controller...

GO-2026-5304 OpenBao: Cross-namespace lease revocation/renewal via canonical sys/leases/{revoke,renew} — incomplete fix of CVE-2026-45808 in github.com/openbao/openbao

OpenBao: Cross-namespace lease revocation/renewal via canonical sys/leases/revoke,renew — incomplete fix of CVE-2026-45808 in github.com/openbao/openbao...

GO-2026-5337 Kyverno: Cross-Namespace Read Bypasses RBAC Isolation (CVE-2026-22039 Incomplete Fix) in github.com/kyverno/kyverno

Kyverno: Cross-Namespace Read Bypasses RBAC Isolation CVE-2026-22039 Incomplete Fix in github.com/kyverno/kyverno...

GO-2026-5283 Aiven Operator has cross-namespace secret exfiltration via ClickhouseUser connInfoSecretSource in github.com/aiven/aiven-operator

Aiven Operator has cross-namespace secret exfiltration via ClickhouseUser connInfoSecretSource in github.com/aiven/aiven-operator...

CVE-2026-54761

Traefik is an HTTP reverse proxy and load balancer. Prior to 3.6.21 and 3.7.5, there is a high severity vulnerability in Traefik's Kubernetes Gateway provider affecting the crossProviderNamespaces allowlist. For HTTPRoute rules that declare multiple WRR backendRefs, Traefik evaluates the allowlis...

OpenBao: Cross-namespace lease revocation/renewal via canonical sys/leases/{revoke,renew} — incomplete fix of CVE-2026-45808

Summary OpenBao users with access to the sys/leases/revoke/:leaseid endpoint in any namespace can revoke leases in any other namespace as long as the lease identifier is known to them, bypassing ACLs that should apply for cross-namespace revocations. Impact OpenBao's namespaces provide multi-tena...

PT-2026-51109

Name of the Vulnerable Software and Affected Versions openbao affected versions not specified openbao-agent affected versions not specified openbao-cassandra-database-plugin affected versions not specified openbao-influxdb-database-plugin affected versions not specified...

GHSA-MW9R-P8XP-WX96 Strimzi: Cross-namespace privilege escalation via `Kafka.spec.entityOperator`

Impact Having the Topic and User operators to watch different namespaces than the one where the Kafka cluster is deployed, is a fully documented feature. When the watchedNamespace field is used within the Topic or User operator as part of the Kafka.spec.entityOperator field, the Cluster Operator...

Strimzi: Cross-namespace privilege escalation via `Kafka.spec.entityOperator`

Impact Having the Topic and User operators to watch different namespaces than the one where the Kafka cluster is deployed, is a fully documented feature. When the watchedNamespace field is used within the Topic or User operator as part of the Kafka.spec.entityOperator field, the Cluster Operator...

Unintended Proxy or Intermediary ('Confused Deputy')

Overview Affected versions of this package are vulnerable to Unintended Proxy or Intermediary 'Confused Deputy' via the Kafka.spec.entityOperator process. An attacker can gain unauthorized access to read and modify secrets in other namespaces by crafting a custom resource with the watchedNamespac...

CVE-2026-55225

When the Strimzi cluster operator is deployed with watchAnyNamespace=true or a multi-namespace list, any namespace editor can set Kafka.spec.entityOperator.userOperator.watchedNamespace or topicOperator.watchedNamespace to an arbitrary namespace. The cluster operator then creates a Role granting...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization in the evaluation of the crossProviderNamespaces allowlist within the Kubernetes Gateway provider. An attacker can gain unauthorized access to internal services by creating an HTTPRoute in a non-allow-listed...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization in the evaluation of the crossProviderNamespaces allowlist within the Kubernetes Gateway provider. An attacker can gain unauthorized access to internal services by creating an HTTPRoute in a non-allow-listed...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization in the evaluation of the crossProviderNamespaces allowlist within the Kubernetes Gateway provider. An attacker can gain unauthorized access to internal services by creating an HTTPRoute in a non-allow-listed...

Unintended Proxy or Intermediary ('Confused Deputy')

Overview Affected versions of this package are vulnerable to Unintended Proxy or Intermediary 'Confused Deputy' via improper validation of the namespace field in the Package custom resource definition. An attacker can execute arbitrary commands during the build process and exfiltrate service...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass via the KubernetesWatchTrigger process. An attacker can gain unauthorized access to sensitive events from other namespaces by creating a KubernetesWatchTrigger in their own namespace, enabling persistent surveillan...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass via the KubernetesWatchTrigger process. An attacker can gain unauthorized access to sensitive events from other namespaces by creating a KubernetesWatchTrigger in their own namespace, enabling persistent surveillan...