GHSA-MGQ6-4X29-88R3 Portainer's Kubernetes middleware continues after token validation failure, bypassing endpoint authorization

Summary Portainer proxies requests to Kubernetes clusters through a middleware layer kubeClientMiddleware that validates the requesting user's token before forwarding traffic to the cluster. When security.RetrieveTokenData returned an error, the middleware wrote an HTTP 403 response but was missi...

CVE-2026-44514 Kubetail: Cross-Site WebSocket Hijacking allows attacker to read Kubernetes logs from authenticated users

Kubetail is a real-time logging dashboard for Kubernetes. Prior to 0.14.0, Kubetail's dashboard exposes WebSocket endpoints that did not adequately validate the Origin header on connection upgrade. A malicious web page visited by a user with an active Kubetail session could open a WebSocket to th...

CVE-2026-44514 Kubetail: Cross-Site WebSocket Hijacking allows attacker to read Kubernetes logs from authenticated users

Kubetail is a real-time logging dashboard for Kubernetes. Prior to 0.14.0, Kubetail's dashboard exposes WebSocket endpoints that did not adequately validate the Origin header on connection upgrade. A malicious web page visited by a user with an active Kubetail session could open a WebSocket to th...

EUVD-2026-30331

Kubetail is a real-time logging dashboard for Kubernetes. Prior to 0.14.0, Kubetail's dashboard exposes WebSocket endpoints that did not adequately validate the Origin header on connection upgrade. A malicious web page visited by a user with an active Kubetail session could open a WebSocket to th...

CVE-2026-44514 Kubetail: Cross-Site WebSocket Hijacking allows attacker to read Kubernetes logs from authenticated users

Kubetail is a real-time logging dashboard for Kubernetes. Prior to 0.14.0, Kubetail's dashboard exposes WebSocket endpoints that did not adequately validate the Origin header on connection upgrade. A malicious web page visited by a user with an active Kubetail session could open a WebSocket to th...

CVE-2026-44514

Kubetail vulnerability (CVE-2026-44514) is a CSWSH flaw where the dashboard exposed WebSocket endpoints before 0.14.0 did not properly validate the Origin header, allowing an attacker to read authenticated users’ Kubernetes logs via a malicious page. Affected components and versions: Kubetail Das...

Security Bulletin: IBM Cloud Kubernetes is affected by a Linux kernel security vulnerability (CVE-2026-31431)

Summary IBM Cloud Kubernetes Service is affected by a vulnerability in the Linux kernel that could allow a local attacker to escalate their privileges CVE-2026-31431. Vulnerability Details CVEID : CVE-2026-31431 Description : In the Linux kernel, the following vulnerability has been resolved:...

When configuration becomes a vulnerability: Exploitable misconfigurations in AI apps

In this article 1. Background 2. What is an exploitable misconfiguration? 3. Exploitable misconfigurations in popular AI applications 4. Minimizing the risk: Practical deployment guidance 5. How Microsoft Defender for Cloud helps detect exposures in Kubernetes 6. Learn more AI and agentic...

When configuration becomes a vulnerability: Exploitable misconfigurations in AI apps

In this article 1. Background 2. What is an exploitable misconfiguration? 3. Exploitable misconfigurations in popular AI applications 4. Minimizing the risk: Practical deployment guidance 5. How Microsoft Defender for Cloud helps detect exposures in Kubernetes 6. Learn more AI and agentic...

Security Bulletin: IBM Financial Transaction Manager is impacted by multiple vulnerabilities in RedHat Proxy for Kubernetes RBAC authorization

Summary IBM Financial Transaction Manager for RedHat OpenShift has addressed the following vulnerabilities. Vulnerability Details CVEID:CVE-2025-13465 DESCRIPTION: Lodash versions 4.0.0 through 4.17.22 are vulnerable to prototype pollution in the .unset and .omit functions. An attacker can pass...

Important: Red Hat Security Advisory: Assisted Installer RHEL 8 components for Multicluster Engine for Kubernetes 2.6.11

Assisted installer RHEL 8 components for the multicluster engine for Kubernetes 2.6.11 General Availability release, with updates to container images. Assisted Installer RHEL 8 integrates components for the general multicluster engine for Kubernetes 2.6.11 release that simplify the process of...

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...

PT-2026-41142

Name of the Vulnerable Software and Affected Versions portainer-ce versions 2.33.0 through 2.33.7 portainer-ce-agent versions 2.33.0 through 2.33.7 Description An authorization bypass exists in the middleware layer kubeClientMiddleware within the api/http/handler/kubernetes/handler.go file. The...

Kubetail 安全漏洞

Kubetail is an open-source Kubernetes real-time log monitoring dashboard developed by Kubetail. Versions of Kubetail prior to 0.14.0 contained security vulnerabilities. These vulnerabilities stemmed from insufficient validation of the Origin header at WebSocket endpoints, which could lead to...

Important: Red Hat Security Advisory: Assisted Installer RHEL 9 components for Multicluster Engine for Kubernetes 2.8.6

Assisted installer RHEL 9 components for the multicluster engine for Kubernetes 2.8.6 General Availability release, with updates to container images. Assisted Installer RHEL 9 integrates components for the general multicluster engine for Kubernetes 2.8.6 release that simplify the process of...

Important: Red Hat Security Advisory: Assisted Installer RHEL 8 components for Multicluster Engine for Kubernetes 2.8.6

Assisted installer RHEL 8 components for the multicluster engine for Kubernetes 2.8.6 General Availability release, with updates to container images. Assisted Installer RHEL 8 integrates components for the general multicluster engine for Kubernetes 2.8.6 release that simplify the process of...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass in the handling of internal service references by the Gateway API provider. An attacker can gain unauthorized dynamic configuration write access by creating or updating an HTTPRoute that targets rest@internal, even...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass in the handling of internal service references by the Gateway API provider. An attacker can gain unauthorized dynamic configuration write access by creating or updating an HTTPRoute that targets rest@internal, even...

Traefik: Gateway API TraefikService backend accepts rest@internal, allowing unauthorized exposure of the REST provider despite providers.rest.insecure=false

Summary There is a medium severity vulnerability in Traefik's Kubernetes Gateway API provider that allows a tenant with HTTPRoute creation permissions to expose the REST provider handler, bypassing the providers.rest.insecure=false setting. The Gateway provider accepts any TraefikService backend...

PT-2026-40716

Name of the Vulnerable Software and Affected Versions Traefik versions prior to 2.11.46 Traefik versions prior to 3.6.17 Traefik versions prior to 3.7.1 Description Traefik's Kubernetes Gateway API provider contains an authorization bypass that allows a tenant with HTTPRoute creation permissions ...