4images Image Gallery Management System 1.7.11 is affected by cross-site scripting (XSS) in the Image URL. This vulnerability can result in an attacker to inject the XSS payload into the IMAGE URL. Each time a user visits that URL, the XSS triggers and the attacker can be able to steal the cookie according to the crafted payload.
Cross-site scripting (XSS) vulnerability in 4images 1.7.11 and earlier allows remote attackers to inject arbitrary web script or HTML via the cat_description parameter in an updatecat action to admin/categories.php.