An attacker could construct a URL within the application that causes a redirection to an arbitrary external domain and could be leveraged to facilitate phishing attacks against application users.
A user without administrator permissions with access to the UC500 windows system could perform a memory dump of the running processes and extract clear credentials or valid session tokens.
An attacker with network access could perform a man-in-the-middle (MitM) attack and capture sensitive information to gain unauthorized access to the application.