No 'Access-Control-Allow-Origin' header is present on the requested resources SAML Federation

Question

i have this problem in production enviromment, it's happened because i'm trying to redirect user to federation to authenticate, i'm using SAML authentication && IBM IHS

console log of cors

Answer 1

Are you using ADFS? Where is it in the picture?

ADFS does not handle CORS and there is no way to add this header.

You need to do this via a proxy.