Index: path.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/path/path.module,v
retrieving revision 1.137
diff -u -r1.137 path.module
--- path.module	23 Dec 2007 15:32:36 -0000	1.137
+++ path.module	1 Feb 2008 23:36:13 -0000
@@ -130,7 +130,8 @@
  * than through the administrative interface.
  */
 function path_nodeapi(&$node, $op, $arg) {
-  if (user_access('create url aliases') || user_access('administer url aliases')) {
+  // Permissions are required for everything except node loading.
+  if (user_access('create url aliases') || user_access('administer url aliases') || ($op == 'load')) {
     $language = isset($node->language) ? $node->language : '';
     switch ($op) {
       case 'validate':