Microsoft has eliminated four of eight security patches scheduled to be available to system administrators next Tuesday. The software giant said it still plans to release the remaining four patches. Three of them affect Office and one affects Windows; each is rated “critical” Microsoft releases security patches on the second Tuesday of each month, an event that has become known as “Patch Tuesday” A spokesman only said, “There are many factors that impact the release of a security update, and every vulnerability presents its own unique challenges””]
Source: https://www.csoonline.com/article/2121753/microsoft-will-not-release-4-patches-for-january.html