source: https://www.securityfocus.com/bid/42842/info
Gbplus is prone to multiple HTML-injection vulnerabilities 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.
Inject the following data into the vulnerable fields:
<meta http-equiv="refresh" content="0;url=http://www.example.com/" />