Oracle has released VirtualBox 5.2 Maintenance Release 14.
Oracle VM VirtualBox 5.2.14 release includes improvements and regression fixes for Oracle VM VirtualBox 5.2.
Between them we can mention:
Linux guests: made vboxvideo driver build with kernel 4.17
Apple Host: make kernel driver load with Mac OS Mojave pre-release
User Interface: fixed a segmentation fault when accessing the interface through VNC
The Oracle VirtualBox Team