A HTML Injection vulnerability was found in loginsystem/edit-profile.php of the PHPGurukul User Registration & Login and User Management System V3.3. This vulnerability allows remote attackers to execute arbitrary HTML code via the fname, lname, and contact parameters.
The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages.