https://wccftech.com/windows-10-cumulative-updates-second-june-batch-out/

Microsoft has released the second batch of patches for the month of June. Latest Windows 10 cumulative updates are out for almost all the versions, including the October 2018 Update and the April 2018 Update. Here’s the list of fixes that today’s Windows 10 1809 Build 17763.592 (KB4501371) brings:

Updates are also out for version 1803 (KB4503288 – Build 17134.858), version 1709 (KB4503281 – Build 16299.1237), version 1703 (KB4503289 – Build 15063.1897), and version 1607 (KB4503294 – Build 14393.3053). There is nothing available for the latest Windows 10 May 2019 Update yet; we will keep this space updated once patches are out for version 1903, as well.