blocking returnUrl parameter on any request in Nginx

Question

I have a tomcat behind a nginx, and I need to block returnUrl parameter that is outside my domain. From what I've found out, that it can be achieved by $arg_returnurl, but none of my tries nailed the problem.

question from:https://stackoverflow.com/questions/65939827/blocking-returnurl-parameter-on-any-request-in-nginx

Answer 1

Waitting for answers