Vary has no effect on the cors preflight cache: https://stackoverflow.com/questions/42848208/cors-preflight-response-includes-varyorigin-and-access-control-max-

Vary has no effect on the cors preflight cache: https://stackoverflow.com/questions/42848208/cors-preflight-response-includes-varyorigin-and-access-control-max-age https://stackoverflow.com/questions/42848208/cors-preflight-...