Cross-site request forgery (CSRF) vulnerabilities exist in the Auth0 plugin before 4.0.0 for WordPress via the domain field.
https://github.com/auth0/wp-auth0/security/advisories/GHSA-59vf-cgfw-6h6v
https://github.com/auth0/wp-auth0/releases
https://auth0.com/docs/security/bulletins/2020-03-31_wpauth0