^new^ - Smartermail 6919 Exploit

Even after patching, restrict access to port 6919:

This feature explores a critical security vulnerability discovered in SmarterTools SmarterMail , specifically affecting Build 6919 smartermail 6919 exploit

Thus, an exploit targeting port 6919 is inherently more severe than a standard webmail bug because it operates in a high-trust zone. Even after patching, restrict access to port 6919:

Or a more sophisticated XSS payload that sends an authenticated POST request to create a new administrative user. Even after patching