High Sierra

Dangerous macOS High Sierra bug allows full admin access, here is how to protect your Mac

A potentially serious bug has been discovered by developer Lemi Orhan Ergin‏ that allows anyone to gain root access to your machine by attempting to login with the username "root" and leaving the password blank. The vulnerability can easily be replicated, but fortunately, there is a simple workaround to fix the problem on your Mac until Apple releases a patch.