nextlevelbuilder GoClaw WebSocket RPC router.go MethodRouter.Handle authorization

A security vulnerability has been detected in nextlevelbuilder GoClaw up to 3.13.0-beta.2. Impacted is the function MethodRouter.Handle of the file internal/gateway/router.go of the component WebSocket RPC Handler. Such manipulation leads to incorrect authorization. The attack may be launched remotely. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report.