GHSA-GVHC-WV3V-7PF8 Kite has an authenticated cluster RBAC bypass in /api/v1/overview

Summary Authenticated Kite users with any role can request /api/v1/overview for a cluster that their roles do not permit by selecting that cluster with x-cluster-name. The overview route is registered before middleware.RBACMiddleware and GetOverview only checks lenuser.Roles 0, so it returns...