Today is Microsoft’s January 2019 Patch Tuesday, which means it is first time in 2019 that you get to update Windows!  Included in this month’s security updates is a Critical update that was publicly exposed, so it is important that you install all available updates as soon as possible to protect your computer. […]

from https://www.bleepingcomputer.com/news/microsoft/microsoft-january-2019-patch-tuesday-includes-51-security-updates/