+--------------------------------------------------------------------------------+
| MyBB 1.2.14 - Security Update Patch File                                       |
| (c) 2009 MyBB Group.                                                           |
|                                                                                |
| This patch file fixes a low risk issues in MyBB 1.2.14                         |
|                                                                                |
| Please follow the instructions documented to manually patch your board.        |
+--------------------------------------------------------------------------------+

===============
1. attachments.php
===============

Find:
--
	header("Content-type: {$attachment['filetype']}");
--

Add BEFORE:
--
	if(strpos(strtolower($_SERVER['HTTP_USER_AGENT']), "msie 6.0") !== false)
	{
		header("Expires: -1");
	}
--

ALL DONE