Trust common reverse proxies

config/packages/framework.yaml

@@ -5,6 +5,8 @@ framework:
 
     assets:
         base_path: '%env(ASSETS_BASE_PATH)%'
+    trusted_proxies: '127.0.0.1,private_ranges'
+    trusted_headers: ['x-forwarded-for', 'x-forwarded-host', 'x-forwarded-proto', 'x-forwarded-port', 'x-forwarded-prefix']
 
     # Note that the session will be started ONLY if you read or write from it.
     session: true