CVE-2026-30963

Capsule is a multi-tenancy and policy-based framework for Kubernetes. To defend against namespace hijacking achieved through update/patch operations on namespaces, Capsule uses a webhook to validate update requests targeting namespaces. However, in Kubernetes, the namespace/finalize and...

CVE-2026-30963

Capsule (a Kubernetes multi-tenancy framework) relied on a webhook to validate namespace updates, but prior to v0.13.0 it did not intercept namespace/status or namespace/finalize subresource changes. This omission enables a tenant with permission to modify those subresources to hijack other names...

CVE-2026-30963 Capsule Namespace Hijacking via subresource

Capsule is a multi-tenancy and policy-based framework for Kubernetes. To defend against namespace hijacking achieved through update/patch operations on namespaces, Capsule uses a webhook to validate update requests targeting namespaces. However, in Kubernetes, the namespace/finalize and...

CVE-2026-30963 Capsule Namespace Hijacking via subresource

Capsule is a multi-tenancy and policy-based framework for Kubernetes. To defend against namespace hijacking achieved through update/patch operations on namespaces, Capsule uses a webhook to validate update requests targeting namespaces. However, in Kubernetes, the namespace/finalize and...

EUVD-2026-33739

Capsule is a multi-tenancy and policy-based framework for Kubernetes. To defend against namespace hijacking achieved through update/patch operations on namespaces, Capsule uses a webhook to validate update requests targeting namespaces. However, in Kubernetes, the namespace/finalize and...

CVE-2026-30963 Capsule Namespace Hijacking via subresource

Capsule is a multi-tenancy and policy-based framework for Kubernetes. To defend against namespace hijacking achieved through update/patch operations on namespaces, Capsule uses a webhook to validate update requests targeting namespaces. However, in Kubernetes, the namespace/finalize and...

VulnCheck KEV: CVE-2022-0492

A vulnerability was found in the Linux kernel’s cgroupreleaseagentwrite in the kernel/cgroup/cgroup-v1.c function. This flaw, under certain circumstances, allows the use of the cgroups v1 releaseagent feature to escalate privileges and bypass the namespace isolation unexpectedly...

Capsule 输入验证错误漏洞

Capsule is an open-source Kubernetes framework developed by Project Capsule. Versions of Capsule prior to 0.13.0 contained a vulnerability related to input validation errors. This vulnerability stemmed from rules for intercepting sub-resources named namespace/finalize and namespace/status that we...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code linked to the "Miasma" supply chain attack targeting the @redhat-cloud-services npm namespace. A malicious actor compromised the publication pipeline and published versions containing malicious code that includes...

GHSA-RF84-WR5G-M3RP CAPM3 vulnerable to Cross-Namespace resource access

Summary CAPM3 is Metal3's Cluster API CAPI provider for baremetal provisioning in Kubernetes. Multiple cross-namespace access control vulnerabilities in Cluster API Provider Metal3 allow users with permissions to create or modify CAPM3 resources in one namespace to reference, read, or claim...

CAPM3 vulnerable to Cross-Namespace resource access

Summary CAPM3 is Metal3's Cluster API CAPI provider for baremetal provisioning in Kubernetes. Multiple cross-namespace access control vulnerabilities in Cluster API Provider Metal3 allow users with permissions to create or modify CAPM3 resources in one namespace to reference, read, or claim...

CVE-2026-10101

The CVE-2026-10101 issue affects the OpenShift ACM/MCE assisted-service: pull-secret validation failures cause raw referenced pull-secret content to be written into InfraEnv.status.conditions[].message. A namespace viewer with only the view ClusterRole can read InfraEnv objects and reconstruct th...

CVE-2026-10101 Assisted-service: assisted-service: infraenv status leaks referenced pull-secret contents to namespace view users

ACM/MCE assisted-service writes raw referenced pull-secret contents into InfraEnv.status.conditions.message when pull-secret validation fails. A namespace principal with the stock view ClusterRole cannot directly read Secrets, but can read InfraEnv objects and recover the referenced Secret's...

CVE-2026-10101 Assisted-service: assisted-service: infraenv status leaks referenced pull-secret contents to namespace view users

ACM/MCE assisted-service writes raw referenced pull-secret contents into InfraEnv.status.conditions.message when pull-secret validation fails. A namespace principal with the stock view ClusterRole cannot directly read Secrets, but can read InfraEnv objects and recover the referenced Secret's...

EUVD-2026-33342

ACM/MCE assisted-service writes raw referenced pull-secret contents into InfraEnv.status.conditions.message when pull-secret validation fails. A namespace principal with the stock view ClusterRole cannot directly read Secrets, but can read InfraEnv objects and recover the referenced Secret's...

CVE-2026-10101

ACM/MCE assisted-service writes raw referenced pull-secret contents into InfraEnv.status.conditions.message when pull-secret validation fails. A namespace principal with the stock view ClusterRole cannot directly read Secrets, but can read InfraEnv objects and recover the referenced Secret's...

SUSE CVE-2026-46120

In the Linux kernel, the following vulnerability has been resolved: ip6gre: Use cached t-net in ip6erspanchangelink. After commit 5e72ce3e3980 "net: ipv6: Use link netns in newlink of rtnllinkops", ip6erspannewlink correctly resolves the per-netns ip6gre hash via linknet. ip6erspanchangelink was...

PT-2026-44890

Name of the Vulnerable Software and Affected Versions ACM/MCE assisted-service affected versions not specified Description The assisted-service writes raw referenced pull-secret contents into the InfraEnv.status.conditions.message field when pull-secret validation fails. This allows a namespace...

PT-2026-47580

Summary CAPM3 is Metal3's Cluster API CAPI provider for baremetal provisioning in Kubernetes. Multiple cross-namespace access control vulnerabilities in Cluster API Provider Metal3 allow users with permissions to create or modify CAPM3 resources in one namespace to reference, read, or claim...

CVE-2026-44849 Portainer: Endpoint security bypass via Swarm service create/update

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33.8, 2.39.2, and 2.41.0, Portainer enforces seven EndpointSecuritySettings restrictions that...