GHSA-3VCP-CHFH-F6R2 Default kuma-cp leaks admin token cross-origin via CORS wildcard + LocalhostIsAdmin

Summary Default kuma-cp config leaks the admin bootstrap token and signing keys to any webpage the operator visits while the control plane is reachable from their browser. CorsAllowedDomains: "." reflects any Origin, and LocalhostIsAdmin: true promotes requests from 127.0.0.1 to mesh-system:admin...