[KVE-2019-0688,0689,0691,0694,0708,0709,0750,0762,0791,0802,0846] 그누보드,영카트 다중 취약점 수정

theme/basic/shop/_common.php

@@ -1,7 +1,7 @@
 <?php
 include_once('../../../common.php');
 
-if (isset($_REQUEST['sort']))  {
+if (isset($_REQUEST['sort']) && !preg_match("/(--|#|\/\*|\*\/)/", $_REQUEST['sort']))  {
     $sort = trim($_REQUEST['sort']);
     $sort = preg_replace("/[\<\>\'\"\\\'\\\"\%\=\(\)\s]/", "", $sort);
 } else {