Zikula returnpage Cross Site Scripting Vulnerability

Summary
This host is installed with Zikula and is prone to cross-site scripting vulnerability.
Impact
Successful exploitation will allow attacker to execute arbitrary HTML script code in a user's browser session in the context of an affected site. Impact Level: Application
Solution
Upgrade to Zikula Application Framework version to 1.3.6 build 19 or later, For updates refer to http://zikula.org
Insight
An error exists in the index.php script which fails to properly sanitize user-supplied input to 'returnpage' parameter.
Affected
Zikula Application Framework version prior to 1.3.6 build 19
Detection
Send a crafted exploit string via HTTP GET request and check whether it is able to read the string or not.
References