source: https://www.securityfocus.com/bid/11220/info

Mambo open source is reportedly affected by multiple input validation vulnerabilities. These issues are due to a failure of the application to properly validate user-supplied URI parameters.

An attacker may leverage these issues to execute arbitrary server-side script code on an affected computer, to carry out cross-site scripting attacks, and to make SLQ injection attacks against the vulnerable application.

http://www.example.com/index.php?option=com_content&task=view&id=15&Itemid=2&limit=1">&lt;script&gt;alert(document.cookie)&lt;/script&gt;&limitstart=1