source: https://www.securityfocus.com/bid/41531/info

Joomla! Rapid-Recipe component is prone to an HTML-injection vulnerability because it fails to properly sanitize user-supplied input before using it in dynamically generated content.

Successful exploits will allow attacker-supplied HTML and script code to run in the context of the affected browser, potentially allowing the attacker to steal cookie-based authentication credentials or to control how the site is rendered to the user. Other attacks are also possible.

The following example input is available:

">><marquee><h1>XSS3d By Sid3^effects</h1><marquee>