Live Zilla Remote Code Execution Exploit

$langFileLocation = ‘.’;$LZLANG = Array();if  (isset($_GET['g_language'])) {$language = ($_GET['g_language'] != ”) ?  $_GET['g_language'] : ‘ein’;require ($langFileLocation .  ‘/langmobileorig.php’);$LZLANGEN = $LZLANG;if  (file_exists($langFileLocation . ‘/langmobile’ . $language . ‘.php’))  {require ($langFileLocation . ‘/langmobile’ . $language . ‘.php’);}