What is a reliable way to overcome CORS errors in codepen.io?

All the projects are meant to be on codepen, but then even using the FCC weather API I keep getting CORS errors.

Is there a reliable proxy or workaround for this?

“Access to Font at ‘https://static.codepen.io/assets/telefon/bold/af889c53-1ee3-4868-8fdc-2b310d587b50-3-b7a87e0fbd213943fae0c0ef5985635dd43fa9c24876b2725127a13ccaf4ab6a.woff’ from origin ‘https://codepen.io’ has been blocked by CORS policy: No ‘Access-Control-Allow-Origin’ header is present on the requested resource. Origin ‘https://codepen.io’ is therefore not allowed access.”