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...

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

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...

PT-2026-30871

Name of the Vulnerable Software and Affected Versions Open Cluster Management OCM affected versions not specified Description Improper validation of Kubernetes client certificate renewal allows a managed cluster administrator to forge a client certificate that can be approved by the OCM controlle...

Important: Red Hat Security Advisory: Multicluster Global Hub 1.4.5 security update

Multicluster Global Hub v1.4.5 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 base score, which gives a...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.12.8 security update

Red Hat Advanced Cluster Management for Kubernetes 2.12 General Availability release images, which add new features and enhancements, bug fixes, and updated container images. Red Hat Advanced Cluster Management for Kubernetes 2.12 images Red Hat Advanced Cluster Management for Kubernetes provides...

[SECURITY] Fedora 44 Update: pcs-0.12.2-1.fc44

pcs is a configuration tool for Corosync and Pacemaker. It permits users to easily view, modify and create high availability clusters based on Pacemaker. This package contains the pcs command-line utility and its server pcsd...

Fedora 42 : pcs (2026-c8dc2c0de3)

The remote Fedora 42 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-c8dc2c0de3 advisory. - Rebased pcs to the newest major version see CHANGELOG.md - Updated standalone web UI and HA Cluster Management Cockpit application to pcs-web-ui 0.1.24.2 s...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.14.2 security update

Red Hat Advanced Cluster Management for Kubernetes 2.14 General Availability release images, which add new features and enhancements, bug fixes, and updated container images. Red Hat Advanced Cluster Management for Kubernetes 2.14 images Red Hat Advanced Cluster Management for Kubernetes provides...

[SECURITY] Fedora 43 Update: k9s-0.50.18-1.fc43

Kubernetes CLI To Manage Your Clusters In Style!...

Ex-Google Engineer Convicted for Stealing AI Secrets for China Startup

A former Google engineer accused of stealing thousands of the company's confidential documents to build a startup in China has been convicted in the U.S., the Department of Justice DoJ announced Thursday. Linwei Ding aka Leon Ding, 38, was convicted by a federal jury on seven counts of economic...

Moderate: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.15.1 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...

MiracleLinux 9 : pcs-0.11.3-4.el9.ML.1 (AXSA:2023-4922:02)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2023-4922:02 advisory. pcs: improper authentication via PAM CVE-2022-1049 Tenable has extracted the preceding description block directly from the MiracleLinux security advisory. No...

MiracleLinux 4 : pacemaker-1.1.10-14.AXS4.2 (AXSA:2014-039:01)

The remote MiracleLinux 4 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2014-039:01 advisory. Pacemaker is an advanced, scalable High-Availability cluster resource manager for Linux-HA Heartbeat and/or Corosync. It supports n-node clusters with...

Important: Red Hat Security Advisory: Moderate: Red Hat Advanced Cluster Management for Kubernetes v2.13.5 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: Red Hat Advanced Cluster Management for Kubernetes v2.13.5 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: Red Hat Advanced Cluster Management for Kubernetes 2.11.9 security update

Red Hat Advanced Cluster Management for Kubernetes 2.11 General Availability release images, which add new features and enhancements, bug fixes, and updated container images. Red Hat Advanced Cluster Management for Kubernetes 2.11 images Red Hat Advanced Cluster Management for Kubernetes provides...

CVE-2025-11393

The CVE-2025-11393 entry concerns a misconfigured internal proxy in runtimes-inventory-rhel8-operator. The root cause is an internal proxy component that attaches the cluster’s main administrative credentials to any command, enabling a standard user to issue unauthorized commands with full cluste...

OESA-2025-2819 kubernetes security update

Container cluster management. Security Fixes: A vulnerability was found in Kubernetes kube-controller-manager up to versions 1.30.14, 1.31.14, 1.32.9, 1.33.5 and 1.34.1. It has been classified as CWE-918 Server-Side Request Forgery. The web server receives a URL or similar request from an upstrea...