Wheels through 4.1.1 derives its default production error-email address from the Host header of the request that starts the application. If no explicit error-email recipient is configured, a mail server is configured, and the server accepts…

{
                    "defaultStatus": "unaffected",
                    "product": "Wheels",
                    "repo": "https://github.com/wheels-dev/wheels",
                    "vendor": "Wheels",
                    "versions": [
                        {
                            "lessThan": "4.1.2",
                            "status": "affected",
                            "version": "0",
                            "versionType": "semver"
                        }
                    ]
                }