GO-2026-5905 Cilium vulnerable to sensitive information disclosure and cluster disruption via local Envoy admin socket access in github.com/cilium/cilium

Cilium vulnerable to sensitive information disclosure and cluster disruption via local Envoy admin socket access in github.com/cilium/cilium...

Important: Red Hat Security Advisory: RHACS 4.9.9 security and bug fix update

Updated images are now available for Red Hat Advanced Cluster Security RHACS, which typically include new features, bug fixes, and/or security patches. See the release notes link in the references section for a description of the fixes and enhancements in this particular release...

Important: Red Hat Security Advisory: RHACS 4.11.1 security and bug fix update

Updated images are now available for Red Hat Advanced Cluster Security RHACS, which typically include new features, bug fixes, and/or security patches. See the release notes link in the references section for a description of the fixes and enhancements in this particular release...

Important: Red Hat Security Advisory: Assisted Installer RHEL 8 components for Multicluster Engine for Kubernetes 2.6.12

Assisted installer RHEL 8 components for the multicluster engine for Kubernetes 2.6.12 General Availability release, with updates to container images. Assisted Installer RHEL 8 integrates components for the general multicluster engine for Kubernetes 2.6.12 release that simplify the process of...

PT-2026-56294

Name of the Vulnerable Software and Affected Versions Kite versions prior to v0.12.3 Description Authenticated users can bypass cluster-based Role-Based Access Control RBAC to retrieve aggregate inventory and capacity data from clusters they are not authorized to access. This occurs because the...

Iran-Linked Hackers Use New Cavern C2 Framework to Target Israeli Organizations

An Iranian hacking group affiliated with Iran's Ministry of Intelligence and Security MOIS has been wielding a previously undocumented modular command-and-control C2 framework dubbed Cavern aka Cav3rn targeting Israeli organizations. The activity, which has primarily singled out IT providers and...

Cilium vulnerable to sensitive information disclosure and cluster disruption via local Envoy admin socket access

Impact When Cilium L7 functionality is enabled on a cluster, the Envoy instance supporting this functionality creates a world-accessible socket on cluster nodes. A local attacker would be able to access Envoy admin endpoints. Depending on deployment configuration, this can expose sensitive...

CVE-2026-9165

A flaw was found in Red Hat Advanced Cluster Security for Kubernetes RHACS. Central does not limit the depth of GraphQL queries served on the authenticated GraphQL API. An authenticated user with a valid API token can send deeply nested queries that cause excessive resource consumption in Central...

CVE-2026-9165 Stackrox: stackrox: unbounded graphql query depth allows authenticated denial of service

A flaw was found in Red Hat Advanced Cluster Security for Kubernetes RHACS. Central does not limit the depth of GraphQL queries served on the authenticated GraphQL API. An authenticated user with a valid API token can send deeply nested queries that cause excessive resource consumption in Central...

CVE-2026-9165

A flaw was found in Red Hat Advanced Cluster Security for Kubernetes RHACS. Central does not limit the depth of GraphQL queries served on the authenticated GraphQL API. An authenticated user with a valid API token can send deeply nested queries that cause excessive resource consumption in Central...

EUVD-2026-41859

A flaw was found in Red Hat Advanced Cluster Security for Kubernetes RHACS. Central does not limit the depth of GraphQL queries served on the authenticated GraphQL API. An authenticated user with a valid API token can send deeply nested queries that cause excessive resource consumption in Central...

PT-2026-56056

Name of the Vulnerable Software and Affected Versions Cilium versions 1.19.0 through 1.19.3 Cilium versions 1.18.2 through 1.18.9 Cilium versions prior to 1.17.16 Description Users capable of creating CiliumLocalRedirectPolicies can specify arbitrary ClusterIPs using the addressMatcher parameter...

GHSA-2V8P-FQPX-2Q3W jxl-oxide: integer subtraction overflow panic in cluster_from_table via crafted JXL input (DoS)

Summary Logic bug in decodesimpletableslow may cause integer arithmetic overflow when decoding Modular image with certain kind of MA tree, which may panic with overflow-checks enabled. Impact Denial of service: any application passing untrusted JXL data to JxlImage::renderframe or equivalent can ...

GHSA-VX8H-4PRV-G744 Rancher has Privilege Escalation from Project Owner to Host

Impact A vulnerability has been identified in Rancher Manager that allows users assigned the Project Owner role to modify Pod Security Admission PSA labels on namespaces within their projects. Under the default role configuration, an attacker with the following access pattern can exploit this...

GHSA-XR65-5CPM-G36X Rancher Fleet vulnerable to cross namespace secret disclosure via unvalidated `valuesFrom` references in Helm Deployer

Impact A vulnerability in Fleet for Rancher Manager affects multi-tenancy environments where different tenants share the same downstream clusters e.g., different privileged or untrusted teams inside the same organization. On unpatched versions, tenants could bypass restrictions to access any conf...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization in the valuesFrom process. An attacker can gain unauthorized access to secrets and config maps across namespaces by crafting resources such as HelmOp or Bundle with references to arbitrary secrets, provided they...

Rancher vulnerable to command injection through unsanitized YAML parameter

Impact A critical command injection vulnerability has been identified in the Rancher Manager cluster import endpoint /v3/import/tokenclusterId.yaml through unsanitized YAML parameters. This endpoint accepts an authImage query parameter that is rendered without sanitization into a generated...

Important: Red Hat Security Advisory: Logging for Red Hat OpenShift - 6.4.6

Logging for Red Hat OpenShift - 6.4.6 Red Hat OpenShift Logging 6.4.6 is a cluster-wide logging solution for OpenShift that collects and manages applications, infrastructure, and audit logs...

CVE-2026-6686

FatFs R0.16 and earlier contains an uninitialized cluster exposure when flseek extends files beyond EOF without zero-filling newly allocated clusters. This maps to CWE-908 Use of Uninitialized Resource. Estimated CVSS v3.1 vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N 4.6, Medium. The...

Critical: Red Hat Security Advisory: Cluster Observability Operator 1.5.0

The Cluster Observability Operator COO is a Red Hat OpenShift Container Platform Operator that you can deploy to manage observability component stacks by using custom resource descriptions CRDs. The 1.5 release of COO...