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...

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...

Important: Red Hat Security Advisory: Red Hat Developer Hub 1.9.3 release.

Red Hat Developer Hub 1.9.3 has been released. Red Hat Developer Hub RHDH is Red Hat's enterprise-grade, self-managed, customizable developer portal based on Backstage.io. RHDH is supported on OpenShift and other major Kubernetes clusters AKS, EKS, GKE. The core features of RHDH include a single...

Red Hat rhacm2 信任管理问题漏洞

Red Hat rhacm2 is a library of the American company Red Hat. Red Hat rhacm2 has a trust management vulnerability, which stems from improper validation of Kubernetes client certificate renewal. This vulnerability could allow administrators of managed clusters to forge client certificates that are...

CVE-2026-34992

Antrea is a Kubernetes networking solution intended to be Kubernetes native. Prior to 2.4.5 and 2.5.2, a missing encryption vulnerability affects inter-Node Pod traffic. In Antrea clusters configured for dual-stack networking with IPsec encryption enabled trafficEncryptionMode: ipsec, Antrea fail...

CVE-2026-34940 KubeAI has an OS Command Injection via Model URL in Ollama Engine startup probe allows arbitrary command execution in model pods

KubeAI is an AI inference operator for kubernetes. Prior to 0.23.2, the ollamaStartupProbeScript function in internal/modelcontroller/engineollama.go constructs a shell command string using fmt.Sprintf with unsanitized model URL components ref, modelParam. This shell command is executed via bash ...

CLEANSTART-2026-ZU10048 Security fixes for CVE-2026-25679, CVE-2026-27139, CVE-2026-27142, CVE-2026-33186, ghsa-527x-5wrf-22m2, ghsa-9h8m-3fm2-qjrq, ghsa-c9v3-4pv7-87pr, ghsa-h75p-j8xm-m278, ghsa-p77j-4mvh-x3m3 applied in versions: 1.26.7-r0, 1.26.7-r1, 1.26.7-r2

Multiple security vulnerabilities affect the kubernetes-dns-node-cache package. These issues are resolved in later releases. See references for individual vulnerability details...

CLEANSTART-2026-MU54962 Security fixes for ghsa-527x-5wrf-22m2, ghsa-g754-hx8w-x2g6, ghsa-jgfp-53c3-624w, ghsa-px8v-pp82-rcvr, ghsa-vv39-3w5q-974q applied in versions: 1.25.0-r0, 1.26.7-r0

Multiple security vulnerabilities affect the kubernetes-dns-node-cache package. These issues are resolved in later releases. See references for individual vulnerability details...

CLEANSTART-2026-LC01167 Security fixes for CVE-2025-61726, CVE-2025-61728, CVE-2025-61730, CVE-2025-68121, CVE-2026-24051, CVE-2026-25679, CVE-2026-27139, CVE-2026-27142, CVE-2026-33186, ghsa-9h8m-3fm2-qjrq, ghsa-f6x5-jh6r-wrfv, ghsa-j5w8-q4qc-rx2x, ghsa-p77j-4mvh-x3m3 applied in versions: 8.4.0-r0, 8.4.0-r1, 8.4.0-r2

Multiple security vulnerabilities affect the kubernetes-csi-external-snapshotter-fips package. These issues are resolved in later releases. See references for individual vulnerability details...

CLEANSTART-2026-WM95952 Security fixes for CVE-2026-25679, CVE-2026-27139, CVE-2026-27142, CVE-2026-33186, ghsa-f6x5-jh6r-wrfv, ghsa-j5w8-q4qc-rx2x, ghsa-p77j-4mvh-x3m3 applied in versions: 8.4.0-r0, 8.5.0-r0, 8.5.0-r1

Multiple security vulnerabilities affect the kubernetes-csi-external-snapshotter-fips package. These issues are resolved in later releases. See references for individual vulnerability details...

Merkle Tree Certificate Post-Quantum PKI for Kubernetes and Cloud-Native 5G/B5G Core

Post-quantum signature schemes such as ML-DSA-65 produce signatures of 3,309 bytes and public keys of 1,952 bytes over 50 times larger than classical Ed25519. In TLS-authenticated environments like Kubernetes control planes and 5G Core networks, where every inter-component connection is mutually...

CVE-2026-33105

Improper authorization in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over a network...

MAL-2026-2452 Malicious code in strapi-plugin-blurhash (npm)

strapi-plugin-blurhash is a malicious npm package disguised as a Strapi CMS plugin. On install, it runs a postinstall script that executes an 11-phase attack: stealing .env files, environment variables, Strapi configuration, private keys, Redis data, Docker/Kubernetes secrets, and network topolog...

MAL-2026-2450 Malicious code in strapi-plugin-advanced-uuid (npm)

strapi-plugin-advanced-uuid is a malicious npm package disguised as a Strapi CMS plugin. On install, it runs a postinstall script that executes an 11-phase attack: stealing .env files, environment variables, Strapi configuration, private keys, Redis data, Docker/Kubernetes secrets, and network...

Malicious code in strapi-plugin-guardarian-ext (npm)

strapi-plugin-guardarian-ext is a malicious npm package disguised as a Strapi CMS plugin. On install, it runs a postinstall script that executes an 11-phase attack: stealing .env files, environment variables, Strapi configuration, private keys, Redis data, Docker/Kubernetes secrets, and network...