Index: t3lib/class.t3lib_loadmodules.php
===================================================================
--- t3lib/class.t3lib_loadmodules.php	(revision 6326)
+++ t3lib/class.t3lib_loadmodules.php	(working copy)
@@ -397,7 +397,7 @@
 		}
 
  		$modconf = array();
-		$path = preg_replace('/\/[^\/.]+\/\.\.\//', '/', $fullpath); // because 'path/../path' does not work
+		$path = t3lib_div::resolveBackPath($fullpath); // because 'path/../path' does not work
 		if (@is_dir($path) && file_exists($path.'/conf.php')) 	{
 			$MCONF = array();
 			$MLANG = array();