Win10 2004, 2012, 21H1 Updated
June 8, 2021—KB5003637 (OS Builds 19041.1052, 19042.1052, and 19043.1052)
Updates to improve security when using input devices such as a mouse, keyboard, or pen.
Updates to improve Windows OLE (compound documents) security.
Updates for verifying usernames and passwords.
Updates to improve security when Windows performs basic operations.
Updates for storing and managing files.
This security update includes quality improvements. Key changes include:
Security updates to the Microsoft Scripting Engine, Windows App Platform and Frameworks, Windows Input and Composition, Windows Management, Windows Cloud Infrastructure, Windows Authentication, Windows Fundamentals, Windows Virtualization, Windows Kernel, Windows HTML Platform, and Windows Storage and Filesystems.