Index: file.inc
===================================================================
RCS file: /cvs/drupal/drupal/includes/file.inc,v
retrieving revision 1.121.2.1
diff -u -r1.121.2.1 file.inc
--- file.inc	7 Feb 2008 18:20:37 -0000	1.121.2.1
+++ file.inc	19 Mar 2008 22:57:47 -0000
@@ -581,6 +581,9 @@
     $file->timestamp = time();
     drupal_write_record('files', $file);
 
+    // Give everyone read access.
+    @chmod($file->filepath, 0664);
+
     // Add file to the cache.
     $upload_cache[$source] = $file;
     return $file;