CVE-2026-41050 Helm impersonation bypass of `RESTClientGetter` retains `cluster-admin` during template rendering

Fleet's Helm deployer did not fully apply ServiceAccount impersonation in two code paths, allowing a tenant with git push access to a Fleet-monitored repository to read secrets from any namespace on every downstream cluster targeted by their GitRepo...

GO-2026-4351 Flux Operator Web UI Impersonation Bypass via Empty OIDC Claims in github.com/controlplaneio-fluxcd/flux-operator

Flux Operator Web UI Impersonation Bypass via Empty OIDC Claims in github.com/controlplaneio-fluxcd/flux-operator...

CVE-2026-23990 Flux Operator Web UI Impersonation Bypass via Empty OIDC Claims

The Flux Operator is a Kubernetes CRD controller that manages the lifecycle of CNCF Flux CD and the ControlPlane enterprise distribution. Starting in version 0.36.0 and prior to version 0.40.0, a privilege escalation vulnerability exists in the Flux Operator Web UI authentication code that allows...

CVE-2026-23990

CVE-2026-23990 affects the Flux Operator Web UI in Flux CD/ControlPlane prior to 0.40.0. The issue is a privilege-escalation through an impersonation bypass when OIDC tokens provide empty/invalid claims that CEL expressions can evaluate to empty; then Kubernetes client-go fails to add impersonati...

CVE-2026-23990

The Flux Operator is a Kubernetes CRD controller that manages the lifecycle of CNCF Flux CD and the ControlPlane enterprise distribution. Starting in version 0.36.0 and prior to version 0.40.0, a privilege escalation vulnerability exists in the Flux Operator Web UI authentication code that allows...

CVE-2026-23990 Flux Operator Web UI Impersonation Bypass via Empty OIDC Claims

The Flux Operator is a Kubernetes CRD controller that manages the lifecycle of CNCF Flux CD and the ControlPlane enterprise distribution. Starting in version 0.36.0 and prior to version 0.40.0, a privilege escalation vulnerability exists in the Flux Operator Web UI authentication code that allows...

CVE-2026-23990 Flux Operator Web UI Impersonation Bypass via Empty OIDC Claims

The Flux Operator is a Kubernetes CRD controller that manages the lifecycle of CNCF Flux CD and the ControlPlane enterprise distribution. Starting in version 0.36.0 and prior to version 0.40.0, a privilege escalation vulnerability exists in the Flux Operator Web UI authentication code that allows...

EUVD-2026-4140

Flux Operator Web UI Impersonation Bypass via Empty OIDC Claims...

Flux Operator Web UI Impersonation Bypass via Empty OIDC Claims

A privilege escalation vulnerability exists in the Flux Operator Web UI authentication code that allows an attacker to bypass Kubernetes RBAC impersonation and execute API requests with the operator's service account privileges. After OIDC token claims are processed through CEL expressions, there...

CVE-2026-23990: Improper Privilege Management

The Flux Operator is a Kubernetes CRD controller that manages the lifecycle of CNCF Flux CD and the ControlPlane enterprise distribution. Starting in version 0.36.0 and prior to version 0.40.0, a privilege escalation vulnerability exists in the Flux Operator Web UI authentication code that allows...

CVE-2014-2237

The memcache token backend in OpenStack Identity Keystone 2013.1 through 2.013.1.4, 2013.2 through 2013.2.2, and icehouse before icehouse-3, when issuing a trust token with impersonation enabled, does not include this token in the trustee's token-index-list, which prevents the token from being...