Spaces CORS configuration for localhost not working. (I used the s3cmd)


I have configured my CORS policy by using s3cmd. My configuration in Control Panel seems to be ok. I have set an

My CORS Options shown in Control Panel Origin: http://localhost:4000 Allowed Methods:GET PUT DELETE POST HEAD Allowed Headers: *

However I still get an error that my request has been blocked by cors policy. Could you please tell me how to setup it correctly so I would be able to test my environment and spaces by using localhost:4000??

The response:

Access to XMLHttpRequest at ‘’ from origin ‘http://localhost:4000’ has been blocked by CORS policy: Response to preflight request doesn’t pass access control check: No ‘Access-Control-Allow-Origin’ header is present on the requested resource.


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@mateuszwasielewski13 I just had the same problem. Try setting origin to *