Tiki is the Free / Libre / Open Source Web Application Platform with the most built-in features. Whatever feature you can imagine running in a browser window, chances are Tiki does it.

The Tiki Community has released updates to all current versions of Tiki Wiki CMS Groupware. This update addresses a critical vulnerability found in third-party code that is included with Tiki. The update also includes many fixes and updates.

We highly encourage all Tiki administrators to update their sites to the latest Tiki versions: Tiki 15.2, Tiki 14.4, and Tiki 12.9 LTS.

But many Tiki sites are still vulnerable..

[*] Started reverse TCP handler on 192.168.0.142:4444 
[*] Uploading backdoor file: AVSabRQBpCj.php
[+] Backdoor successfully created.
[*] Trigging the exploit...

If you use Tiki please update ASAP.

Here is the download link for updaating Tiki http://goo.gl/gOfXvD