Ticket #36361: 36361.patch

src/wp-includes/pluggable.php

@@ -1091 +1091 @@
  *                   0-12 hours ago, 2 if the nonce is valid and generated between 12-24 hours ago.
  */
 function check_ajax_referer( $action = -1, $query_arg = false, $die = true ) {
+        if ( -1 == $action ) {
+                _doing_it_wrong( __FUNCTION__, __( 'You should specify a nonce action to be verified by using the first parameter.' ), '4.6' );
+        }
+
         $nonce = '';
 
         if ( $query_arg && isset( $_REQUEST[ $query_arg ] ) )