CORS error :Request header field Authorization is not allowed by Access-Control-Allow-Headers in preflight response

Question

I am trying to send the request from one localhost port to the another. I am using angularjs on the frontend and node on the backend.

Since it is

Answer 1

For anyone getting this using ServiceStack backend; add "Authorization" to allowed headers in the Cors plugin:

Plugins.Add(new CorsFeature(allowedHeaders: "Content-Type,Authorization"));