CVE-2026-66788 Lighthouse: lighthouse: arbitrary local-namespace injection via attacker-controlled labelsourcenamespace

A flaw was found in Lighthouse. A remote attacker, by compromising a spoke cluster, can exploit a vulnerability where the destination namespace for resource injection is derived from an attacker-controlled label or annotation on the broker object. This allows the attacker to inject unauthorized...

EUVD-2026-63535

A flaw was found in Lighthouse. A remote attacker, by compromising a spoke cluster, can exploit a vulnerability where the destination namespace for resource injection is derived from an attacker-controlled label or annotation on the broker object. This allows the attacker to inject unauthorized...

CVE-2026-66788

CVE-2026-66788 is a critical (CVSS 9.9) vulnerability in Lighthouse , a Kubernetes multi-cluster service mesh component. The root cause is that the destination namespace for resource injection is derived from an attacker-controlled label or annotation on the broker object. An attacker who comprom...

CVE-2026-66787

In Red Hat Advanced Cluster Management for Kubernetes, the lighthouse component fails to validate IP addresses in EndpointSlice objects. A compromised spoke cluster can publish attacker-controlled IPs, causing other clusters' lighthouse DNS to resolve legitimate cross-cluster service names to mal...

EUVD-2026-63533

A flaw was found in the lighthouse component of Red Hat Advanced Cluster Management for Kubernetes. This vulnerability stems from insufficient validation of advertised IP addresses within EndpointSlice objects. A compromised spoke cluster can exploit this by creating EndpointSlices with...

CVE-2026-66787 Lighthouse: lighthouse: cross-cluster dns spoofing via unvalidated endpointslice and serviceimport ips

A flaw was found in the lighthouse component of Red Hat Advanced Cluster Management for Kubernetes. This vulnerability stems from insufficient validation of advertised IP addresses within EndpointSlice objects. A compromised spoke cluster can exploit this by creating EndpointSlices with...

CVE-2026-66788

A flaw was found in Lighthouse. A remote attacker, by compromising a spoke cluster, can exploit a vulnerability where the destination namespace for resource injection is derived from an attacker-controlled label or annotation on the broker object. This allows the attacker to inject unauthorized...

CVE-2026-66787

A flaw was found in the lighthouse component of Red Hat Advanced Cluster Management for Kubernetes. This vulnerability stems from insufficient validation of advertised IP addresses within EndpointSlice objects. A compromised spoke cluster can exploit this by creating EndpointSlices with...

CVE-2026-42965

A flaw was found in the OpenShift Router. A user with EndpointSlice write access can exploit this vulnerability by creating a Service backed by an FQDN Fully Qualified Domain Name EndpointSlice that resolves to a cloud metadata endpoint. This allows the router to proxy requests to the cloud...

CVE-2026-42965

A flaw was found in the OpenShift Router. A user with EndpointSlice write access can exploit this vulnerability by creating a Service backed by an FQDN Fully Qualified Domain Name EndpointSlice that resolves to a cloud metadata endpoint. This allows the router to proxy requests to the cloud...

EUVD-2026-33275

A flaw was found in the OpenShift Router. A user with EndpointSlice write access can exploit this vulnerability by creating a Service backed by an FQDN Fully Qualified Domain Name EndpointSlice that resolves to a cloud metadata endpoint. This allows the router to proxy requests to the cloud...

CVE-2026-42965 Openshift/router: openshift/router: cloud metadata ssrf via fqdn-typed endpointslice bypasses destination validation

A flaw was found in the OpenShift Router. A user with EndpointSlice write access can exploit this vulnerability by creating a Service backed by an FQDN Fully Qualified Domain Name EndpointSlice that resolves to a cloud metadata endpoint. This allows the router to proxy requests to the cloud...

CVE-2026-42965

A flaw was found in the OpenShift Router. A user with EndpointSlice write access can exploit this vulnerability by creating a Service backed by an FQDN Fully Qualified Domain Name EndpointSlice that resolves to a cloud metadata endpoint. This allows the router to proxy requests to the cloud...

PT-2026-44798

Name of the Vulnerable Software and Affected Versions OpenShift Router affected versions not specified Description A flaw in the OpenShift Router allows a user with EndpointSlice write access to proxy requests to a cloud metadata endpoint. This is achieved by creating a Service backed by a Fully...

EUVD-2021-2095

Malware in sbrugna...

Security Bulletin: Security Vulnerabilities affect IBM Cloud Private - Kubernetes (CVE-2021-25737)

Summary Security Vulnerabilities affect IBM Cloud Private - Kubernetes Vulnerability Details CVEID: CVE-2021-25737 DESCRIPTION: Kubernetes could allow a remote authenticated attacker to obtain sensitive information, caused by a host network hijacking flaw due to holes in EndpointSlice validation...

Authorization Bypass

github.com/istio/istio is vulnerable to authorization bypass. The vulnerability exists in the forgetEndpoint function in endpointslice.go file allowing an attacker to bypass and gain access to the protected resource...

Security Bulletin: Red Hat OpenShift on IBM Cloud is affected by a Kubernetes API server security vulnerability (CVE-2021-25737)

Summary Red Hat OpenShift on IBM Cloud is affected by a security vulnerability in the Kubernetes API server that could allow a user to redirect pod traffic to private networks on a node CVE-2021-25737. Vulnerability Details CVEID: CVE-2021-25737 Description: Kubernetes could allow a remote...

OESA-2021-1373 kubernetes security update

Container cluster management. Security Fixes: A security issue was discovered in Kubernetes where a user may be able to redirect pod traffic to private networks on a Node. Kubernetes already prevents creation of Endpoint IPs in the localhost or link-local range, but the same validation was not...

GHSA-MFV7-GQ43-W965 Incomplete List of Disallowed Inputs in Kubernetes

A security issue was discovered in Kubernetes where a user may be able to redirect pod traffic to private networks on a Node. Kubernetes already prevents creation of Endpoint IPs in the localhost or link-local range, but the same validation was not performed on EndpointSlice IPs...