CVE-2026-9165: Uncontrolled Resource Consumption

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...

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-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...

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...

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...

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...

Unpatched Argo CD Repo-Server Flaw Could Let Attackers Take Over Kubernetes Clusters

Argo CD , a widely used tool for deploying software to Kubernetes, has an unpatched flaw in its repo-server component that lets an unauthenticated attacker run code, provided they can reach the component's internal network port. Synacktiv, which found the bug, says it can lead to a full cluster...

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...

SUSE CVE-2026-55955

Improper Authentication vulnerability in Apache Tomcat allowed a replay attack against the EncryptionInterceptor in the cluster component. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from 9.0.13 through 9.0.18, from 8.5.38 through 8.5.100, fro...

PT-2026-55141

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

CVE-2026-6686: Use of Uninitialized Resource

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...

Fulcio has OIDC Discovery Redirect Following Allows SSRF and JWKS Substitution for Meta-Issuer Paths, with Kubernetes Service-Account Token Leakage

Impact Three security vulnerabilities were identified in the OIDC Discovery client: 1. Blind Server-Side Request Forgery SSRF via Cross-Host Redirects: Fulcio uses an HTTP client to fetch OIDC discovery metadata /.well-known/openid-configuration. Prior to this fix, if a configured issuer returned...

Fission Environment CRD PodSpec Injection Leading to Node Escape and Cluster Takeover

Summary A stronger framing of the same root cause as GHSA-gx55-f84r-v3r7: the Environment.spec.runtime.podSpec / spec.builder.podSpec passthrough lacked validation, and MergePodSpec propagated dangerous fields into the generated pods. Details Three independent flaws compounded: 1. Validate gap...

GHSA-WMGG-3P4H-48X7 Fission Environment CRD PodSpec Injection Leading to Node Escape and Cluster Takeover

Summary A stronger framing of the same root cause as GHSA-gx55-f84r-v3r7: the Environment.spec.runtime.podSpec / spec.builder.podSpec passthrough lacked validation, and MergePodSpec propagated dangerous fields into the generated pods. Details Three independent flaws compounded: 1. Validate gap...

Improper Preservation of Permissions

Overview Affected versions of this package are vulnerable to Improper Preservation of Permissions due to improper clean-up in the legacy Project Role Template Binding reconciler. An attacker can retain unauthorized Pod Security Admission permissions by leveraging stale ClusterRoleBinding objects...

Improper Preservation of Permissions

Overview Affected versions of this package are vulnerable to Improper Preservation of Permissions due to improper clean-up in the legacy Project Role Template Binding reconciler. An attacker can retain unauthorized Pod Security Admission permissions by leveraging stale ClusterRoleBinding objects...