diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index bb70f0f..73cb6b8 100644
--- a/system/libraries/Form_validation.php
+++ b/system/libraries/Form_validation.php
@@ -1254,7 +1254,12 @@
 	 */	
 	function xss_clean($str)
 	{
-		return $this->CI->input->xss_clean($str);
+		if ( ! is_object($this->CI->security))
+		{
+			$this->CI->load('security');
+		}
+		
+		return $this->CI->security->xss_clean($str);
 	}
 	
 	// --------------------------------------------------------------------
diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php
index 3227c37..d7cf236 100644
--- a/system/libraries/Upload.php
+++ b/system/libraries/Upload.php
@@ -854,7 +854,12 @@
 		}
 
 		$CI =& get_instance();
-
+		
+		if ( ! is_object($CI->security))
+		{
+			$CI->load('security');
+		}
+		
 		return $CI->security->xss_clean($data, TRUE);
 	}
 	
diff --git a/system/libraries/Xmlrpc.php b/system/libraries/Xmlrpc.php
index e2b149b..ee65398 100644
--- a/system/libraries/Xmlrpc.php
+++ b/system/libraries/Xmlrpc.php
@@ -505,6 +505,11 @@
 	{
 		$CI =& get_instance();
 
+		if ($this->xss_clean && ! is_object($CI->security))
+		{
+			$CI->load('security');
+		}
+
 		if ($array !== FALSE && is_array($array))
 		{
 			while (list($key) = each($array))
@@ -1119,6 +1124,11 @@
 	{
 		$CI =& get_instance();	
 
+		if ($this->xss_clean && ! is_object($CI->security))
+		{
+			$CI->load('security');
+		}
+		
 		if ($array !== FALSE && is_array($array))
 		{
 			while (list($key) = each($array))