Ticket #37494: 37494.patch

src/wp-includes/class-http.php

@@ -356 +356 @@
                         $options['proxy'] = new Requests_Proxy_HTTP( $proxy->host() . ':' . $proxy->port() );
 
                         if ( $proxy->use_authentication() ) {
-                                $options['proxy']->user = $proxy->username();
-                                $options['proxy']->pass = $proxy->password();
+                                $options['proxy'] = new Requests_Proxy_HTTP( $proxy->host() . ':' . $proxy->port(), $proxy->username(), $proxy->password() );
+                        } else {
+                                $options['proxy'] = new Requests_Proxy_HTTP( $proxy->host() . ':' . $proxy->port() );
                         }
                 }