Next Click Ventures RealtyScript Stored Cross-Site Scripting Vulnerability

A stored cross-site scripting vulnerability has been identified in Next Click Ventures RealtyScript version 4.0.2. This vulnerability allows authenticated attackers to inject malicious HTML and iframe elements through the text parameter in the pages.php admin interface. Exploitation involves sending POST requests with crafted iframe payloads, which are then stored and executed in the browsers of users viewing the affected pages.

Impact

Exploitation of this vulnerability allows for stored cross-site scripting, where injected scripts are executed in the context of the user viewing the page.

Reproduction

To reproduce this vulnerability, an authenticated user can send a POST request to the 'admin/pages.php' interface, using the 'text' parameter to include a crafted iframe payload. Once the page is saved, the injected iframe will be executed in the browser of any user who views the page.