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 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...

Missing Authorization

Overview Affected versions of this package are vulnerable to Missing Authorization via improper validation of OIDC token claims after processing through CEL expressions. An attacker can gain unauthorized operator-level read access and perform actions such as suspend, resume, or reconcile by...