[-] BO : FixBug #PSCFV-9329 Alias problem in order by

classes/Validate.php

@@ -592,7 +592,7 @@ class ValidateCore
 	 */
 	public static function isOrderBy($order)
 	{
-		return preg_match('/^[a-zA-Z0-9._-]+$/', $order);
+		return preg_match('/^[a-zA-Z0-9.!_-]+$/', $order);
 	}
 
 	/**