Important: Red Hat Security Advisory: Assisted Installer RHEL 9 components for Multicluster Engine for Kubernetes 2.6.11

Assisted installer RHEL 9 components for the multicluster engine for Kubernetes 2.6.11 General Availability release, with updates to container images. Assisted Installer RHEL 9 integrates components for the general multicluster engine for Kubernetes 2.6.11 release that simplify the process of...

Moderate: Red Hat Enhancement Advisory: Red Hat Edge Manager Version 1.1.2

Red Hat Edge Manager Version 1.1.2 Red Hat Edge Manager RHEM provides simple, scalable, and secure management for edge fleets. Users declare their target OS image, host configuration, and applications; the RHEM agent then automatically rolls out these configurations, reporting health and progress...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.16.1 security update

Red Hat Advanced Cluster Management for Kubernetes 2.16 General Availability release images, which add new features and enhancements, bug fixes, and updated container images. Red Hat Advanced Cluster Management for Kubernetes 2.16 images Red Hat Advanced Cluster Management for Kubernetes provides...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.15.2 security update

Red Hat Advanced Cluster Management for Kubernetes 2.15 General Availability release images, which add new features and enhancements, bug fixes, and updated container images. Red Hat Advanced Cluster Management for Kubernetes 2.15 images Red Hat Advanced Cluster Management for Kubernetes provides...

CVE-2026-7163 Assisted-service: assisted-service: authenticated users can gain administrative access to openshift clusters via credential disclosure

A vulnerability in the assisted-service REST API, an optional Assisted Installer assisted-service component in the Multicluster Engine MCE, allows an authenticated user with minimal namespace-scoped privileges to obtain administrative credentials for arbitrary clusters provisioned through the hub...

CVE-2026-7163

CVE-2026-7163 affects the Assisted-service REST API in the Multicluster Engine (MCE) used with Red Hat ACM/MCE on-prem deployments. An authenticated user with minimal namespace privileges can obtain administrative credentials (the kubeadmin password) and kubeconfig for any cluster provisioned thr...

RHSA-2026:11495 Red Hat Security Advisory: pcs security update

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Oracle Linux 10 : pcs (ELSA-2026-10713)

The remote Oracle Linux 10 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-10713 advisory. 0.12.1-1.el101.3 - Fixed CVE-2026-4800 by updating HA Cluster Management add-on to 0.1.23.2 Resolves: RHEL-164062 Tenable has extracted the preceding...

pcs security update

0.12.1-1.el101.3 - Fixed CVE-2026-4800 by updating HA Cluster Management add-on to 0.1.23.2 Resolves: RHEL-164062...

RHSA-2026:10710 Red Hat Security Advisory: pcs security update

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Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.13.6 security update

Red Hat Advanced Cluster Management for Kubernetes 2.13 General Availability release images, which add new features and enhancements, bug fixes, and updated container images. Red Hat Advanced Cluster Management for Kubernetes 2.13 images Red Hat Advanced Cluster Management for Kubernetes provides...

Important: Red Hat Security Advisory: Submariner v0.22 security fixes and container updates

Submariner v0.22 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...

Improper Certificate Validation

Overview Affected versions of this package are vulnerable to Improper Certificate Validation via improper validation in the certificate renewal process. An attacker can gain unauthorized access to other managed clusters by forging a client certificate that is accepted by the controller. Remediati...

GHSA-Q4GV-PJMH-C735 Open Cluster Management (OCM): Cross-cluster privilege escalation via improper Kubernetes client certificate renewal validation

A flaw was found in Open Cluster Management OCM, the technology underlying Red Hat Advanced Cluster Management ACM. Improper validation of Kubernetes client certificate renewal allows a managed cluster administrator to forge a client certificate that can be approved by the OCM controller. This...

Open Cluster Management (OCM): Cross-cluster privilege escalation via improper Kubernetes client certificate renewal validation

A flaw was found in Open Cluster Management OCM, the technology underlying Red Hat Advanced Cluster Management ACM. Improper validation of Kubernetes client certificate renewal allows a managed cluster administrator to forge a client certificate that can be approved by the OCM controller. This...

EUVD-2026-19690

A flaw was found in Open Cluster Management OCM, the technology underlying Red Hat Advanced Cluster Management ACM. Improper validation of Kubernetes client certificate renewal allows a managed cluster administrator to forge a client certificate that can be approved by the OCM controller. This...

CVE-2026-4740

A flaw was found in Open Cluster Management OCM, the technology underlying Red Hat Advanced Cluster Management ACM. Improper validation of Kubernetes client certificate renewal allows a managed cluster administrator to forge a client certificate that can be approved by the OCM controller. This...

CVE-2026-4740

CVE-2026-4740 affects Open Cluster Management (OCM), the tech behind Red Hat ACM. The issue is improper validation of Kubernetes client certificate renewal, which can let a managed-cluster admin forge a client certificate accepted by the OCM controller. This enables cross-cluster privilege escala...

CVE-2026-4740 Rhacm: open cluster management (ocm): cross-cluster privilege escalation via improper kubernetes client certificate renewal validation

A flaw was found in Open Cluster Management OCM, the technology underlying Red Hat Advanced Cluster Management ACM. Improper validation of Kubernetes client certificate renewal allows a managed cluster administrator to forge a client certificate that can be approved by the OCM controller. This...

CVE-2026-4740 Rhacm: open cluster management (ocm): cross-cluster privilege escalation via improper kubernetes client certificate renewal validation

A flaw was found in Open Cluster Management OCM, the technology underlying Red Hat Advanced Cluster Management ACM. Improper validation of Kubernetes client certificate renewal allows a managed cluster administrator to forge a client certificate that can be approved by the OCM controller. This...