Multiple cross-site scripting (XSS) vulnerabilities in SiliSoftware phpThumb() 1.7.11 allow remote attackers to inject arbitrary web script or HTML via the (1) dir parameter to demo/phpThumb.demo.random.php or (2) title parameter to demo/phpThumb.demo.showpic.php.
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.