https://wccftech.com/windows-10-cumulative-updates-live-for-v1909-and-older-versions/

Microsoft has released cumulative updates for all the supported versions of the operating system tonight. Windows 10 cumulative updates are now live for Windows 10 November 2019 Update, May 2019 Update, October 2018 Update, April 2018 Update, Fall Creators Update, Creators Update, Anniversary Update, and the original Windows 10.

Since Windows 10, versions 1903 and 1909 share a common core operating system, they receive the same set of updates and fixes. This month's fixes, which are the first for the November 2019 Update, include: