Important: Red Hat Security Advisory: Submariner v0.23 security fixes and container updates

Submariner v0.23 General Availability release images, which provide enhancements, security fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed...

Important: Red Hat Security Advisory: Gatekeeper v3.20.1 security update

Gatekeeper v3.20.1 Gatekeeper v3.20.1 Gatekeeper is a validating webhook with auditing capabilities that can enforce custom resource definition-based policies that are run with the Open Policy Agent OPA. Gatekeeper is supported through a Red Hat Advanced Cluster Management for Kubernetes...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.16.6 security update

Red Hat Advanced Cluster Management for Kubernetes v2.16 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.13.13 security update

Red Hat Advanced Cluster Management for Kubernetes v2.13 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.15.8 security update

Red Hat Advanced Cluster Management for Kubernetes v2.15 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.11.13 security update

Red Hat Advanced Cluster Management for Kubernetes v2.11 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.14.6 security update

Red Hat Advanced Cluster Management for Kubernetes v2.14 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.16.6 security update

Red Hat Advanced Cluster Management for Kubernetes v2.16 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.17.3 security update

Red Hat Advanced Cluster Management for Kubernetes v2.17 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.17.2 security update

Red Hat Advanced Cluster Management for Kubernetes v2.17 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.16.5 security update

Red Hat Advanced Cluster Management for Kubernetes v2.16 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.15.7 security update

Red Hat Advanced Cluster Management for Kubernetes v2.15 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.13.12 security update

Red Hat Advanced Cluster Management for Kubernetes v2.13 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.14.5 security update

Red Hat Advanced Cluster Management for Kubernetes v2.14 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.11.12 security update

Red Hat Advanced Cluster Management for Kubernetes v2.11 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.16.4 security update

Red Hat Advanced Cluster Management for Kubernetes v2.16 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

CVE-2026-73137 Multicloud-operators-subscription: multicloud-operators-subscription: cross-namespace secret exfiltration via helmrelease.repo.secretref.namespace

A flaw was found in the multicloud-operators-subscription component of Red Hat Advanced Cluster Management RHACM. A tenant with HelmRelease create permissions can exploit this vulnerability by manipulating the secretRef.Namespace field. This allows the GetSecret function in the HelmRelease...

CVE-2026-73137

A flaw in the multicloud-operators-subscription component of Red Hat Advanced Cluster Management (RHACM) allows a tenant with HelmRelease create permissions to manipulate the secretRef.Namespace field. The GetSecret() function in the HelmRelease controller fails to restrict namespace scope, enabl...

CVE-2026-66787

A flaw was found in the lighthouse component of Red Hat Advanced Cluster Management for Kubernetes. This vulnerability stems from insufficient validation of advertised IP addresses within EndpointSlice objects. A compromised spoke cluster can exploit this by creating EndpointSlices with...

PT-2026-79124

Name of the Vulnerable Software and Affected Versions Red Hat Advanced Cluster Management affected versions not specified Description A flaw in the multicloud-operators-subscription component allows a tenant with HelmRelease create permissions to manipulate the secretRef.Namespace field. This...