CVE-2026-21726

The CVE-2021-36156 fix validates the namespace parameter for path traversal sequences after a single URL decode, by double encoding, an attacker can read files at the Ruler API endpoint /loki/api/v1/rules/namespace Thanks to Prasanth Sundararajan for reporting this vulnerability...

CVE-2026-21726

The CVE-2021-36156 fix validates the namespace parameter for path traversal sequences after a single URL decode, by double encoding, an attacker can read files at the Ruler API endpoint /loki/api/v1/rules/namespace Thanks to Prasanth Sundararajan for reporting this vulnerability...

CVE-2026-21726 Loki Path Traversal - CVE-2021-36156 Bypass

The CVE-2021-36156 fix validates the namespace parameter for path traversal sequences after a single URL decode, by double encoding, an attacker can read files at the Ruler API endpoint /loki/api/v1/rules/namespace Thanks to Prasanth Sundararajan for reporting this vulnerability...

Red Hat OpenShift GitOps 安全漏洞

Red Hat OpenShift GitOps is an automated deployment service provided by the American company Red Hat. Red Hat OpenShift GitOps has a security vulnerability, which stems from insufficient validation. This vulnerability could allow attackers to bypass namespace boundaries, triggering cross-namespac...

PT-2026-36183

Name of the Vulnerable Software and Affected Versions Traefik versions prior to 2.11.43 Traefik versions prior to 3.6.14 Traefik versions prior to 3.7.0-rc.2 Description An issue exists in the Kubernetes CRD provider cross-namespace isolation enforcement. When...

CVE-2026-6388: Insufficient Granularity of Access Control

A flaw was found in ArgoCD Image Updater. This vulnerability allows an attacker, with permissions to create or modify an ImageUpdater resource in a multi-tenant environment, to bypass namespace boundaries. By exploiting insufficient validation, the attacker can trigger unauthorized image updates ...

MCP Server Kubernetes 安全漏洞

MCP Server Kubernetes is a Kubernetes management server developed by Suyog Sonwalkar. Versions of MCP Server Kubernetes prior to 3.4.0 have security vulnerabilities. These vulnerabilities stem from parameter injection issues in the port-forward tool, which may lead to exposure of internal...

PT-2026-33180

A flaw was found in ArgoCD Image Updater. This vulnerability allows an attacker, with permissions to create or modify an ImageUpdater resource in a multi-tenant environment, to bypass namespace boundaries. By exploiting insufficient validation, the attacker can trigger unauthorized image updates ...

Kyverno has SSRF via CEL http.Get/http.Post in NamespacedValidatingPolicy allows cross-namespace data access

Summary A Server-Side Request Forgery SSRF vulnerability in Kyverno's CEL HTTP library pkg/cel/libs/http/ allows users with namespace-scoped policy creation permissions to make arbitrary HTTP requests from the Kyverno admission controller. This enables unauthorized access to internal services in...

GHSA-RGGM-JJMC-3394 Kyverno has SSRF via CEL http.Get/http.Post in NamespacedValidatingPolicy allows cross-namespace data access

Summary A Server-Side Request Forgery SSRF vulnerability in Kyverno's CEL HTTP library pkg/cel/libs/http/ allows users with namespace-scoped policy creation permissions to make arbitrary HTTP requests from the Kyverno admission controller. This enables unauthorized access to internal services in...

Arbitrary Argument Injection

Overview mcp-server-kubernetes is a MCP server for interacting with Kubernetes clusters via kubectl Affected versions of this package are vulnerable to Arbitrary Argument Injection through the startPortForward function in src/tools/portforward.ts. An attacker can inject additional kubectl flags b...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF in the APICall feature. An attacker can access sensitive internal resources and exfiltrate confidential data by supplying arbitrary URLs to the APICall feature, which are executed with elevated privilege...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF in the APICall feature. An attacker can access sensitive internal resources and exfiltrate confidential data by supplying arbitrary URLs to the APICall feature, which are executed with elevated privilege...

GHSA-4P64-V8F5-R2GX Multiple security fixes in justhtml

Summary justhtml 1.16.0 fixes multiple security issues in sanitization, serialization, and programmatic DOM handling. Most of these issues affected one of these advanced paths rather than ordinary parsed HTML with the default safe settings: - programmatic DOM input to sanitize or sanitizedom -...

PT-2026-34931

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw in the WireGuard component occurs because the wg netns pre exit function manually acquires rtnl lock within the .pre exit callback. This can lead to a hung task if another thread...

PT-2026-84160

Name of the Vulnerable Software and Affected Versions Kyverno versions prior to 1.16.2 Description A server-side request forgery SSRF issue exists in the APICall feature. The URL field within a Policy's ServiceCall configuration lacks validation, allowing a user with namespace-level Policy creati...

SUSE CVE-2026-40224

In systemd 259 before 260, there is local privilege escalation in systemd-machined because varlink can be used to reach the root namespace...

CVE-2026-40224

A flaw was found in systemd-machined, a component of systemd. A local attacker can exploit a vulnerability related to how varlink interacts with the root namespace. This can lead to local privilege escalation, allowing the attacker to gain elevated access on the system...

Cross-Namespace Secret Access

github.com/3scale-sre/marin3r is vulnerable to cross-namespace secret access. The vulnerability is due to insufficient RBAC enforcement in the DiscoveryServiceCertificate, which allows an attacker to bypass access controls and retrieve secrets from unauthorized namespaces...

CVE-2026-39961

Aiven Operator allows you to provision and manage Aiven Services from your Kubernetes cluster. From 0.31.0 to before 0.37.0, a developer with create permission on ClickhouseUser CRDs in their own namespace can exfiltrate secrets from any other namespace — production database credentials, API keys...