Due to critical updates in the operating system of the servers, a restart is required. This restart will be performed during the day and will cause all VM's to be off-line during the time of the restart.
To follow the progress of the scheduled maintenance, visit https://status.cm.tinned-software.net/.
Reason for the short notice is a resently released security vulnerability. Details can be found at https://www.bleepingcomputer.com/news/security/stack-clash-vulnerability-grants-root-access-on-linux-and-other-unix-oses/