IE11 ignores wildcard * for Access-Control-Allow-Headers
Yesterday while testing my React App on Internet Explorer 11 I got SEC7123: Request header content-type was not present in the Access-Control-Allow-Headers list in F12 Developers Tools Console.It happened during OPTIONS preflight HTTPS request to AWS API Gateway with CORS enabled. CORS was enabled via MOCK Integration Request. Mandatory CORS response headers Access-Control-Allow-Headers Access-Control-Allow-Origin Access-Control-Allow-Methods … Read more