GO-2026-6011 Envoy Gateway: Authentication Bypass via Improper Input Validation in EnvoyExtensionPolicy Lua Allows Secret Disclosure in github.com/envoyproxy/gateway

Envoy Gateway: Authentication Bypass via Improper Input Validation in EnvoyExtensionPolicy Lua Allows Secret Disclosure in github.com/envoyproxy/gateway...

CVE-2026-22771

A flaw was found in Envoy Gateway. EnvoyExtensionPolicy Lua scripts, when executed by the Envoy proxy, can be exploited to leak the proxy's credentials. An attacker can then use these credentials to communicate with the control plane and gain unauthorized access to all secrets managed by the Envo...

Envoy Extension Policy lua scripts injection causes arbitrary command execution

Impact Envoy Gateway allows users to create Lua scripts that are executed by Envoy proxy using the EnvoyExtensionPolicy resource. Administrators can use Kubernetes RBAC to grant users the ability to create EnvoyExtensionPolicy resources. Lua scripts in policies are executed in two contexts: An...