nuevoMailer v.4.00 is vulnerable to Cross-Site Scripting (XSS):
The vulnerability exists due to failure in the "/admin/index.php" script to properly sanitize user-supplied input.
Successful exploitation of this vulnerability could result in a compromise of the application, theft of cookie-based authentication credentials, disclosure or modification of sensitive data.
The following PoC is available:
http://[host]/admin/index.php?message=[XSS]
Mail me: p4kl0nc4t[at]obsidiancyberteam.id