ReDoS in fast-jwt when using RegExp in allowed* leading to CPU exhaustion during token verification

{
                    "vendor": "nearform",
                    "product": "fast-jwt",
                    "versions": [
                        {
                            "version": ">= 5.0.0, < 6.2.1",
                            "status": "affected"
                        }
                    ]
                }