https://wccftech.com/windows-10-patch-tuesday-update-kb5006670-is-out/

Microsoft is releasing October's Patch Tuesday updates for its latest Windows 11 and all supported versions of Windows 10. The update for Windows 11 fixes some compatibility issues along with delivering security fixes (more on that here). As for Windows 10, KB5006670 is available for Windows 10 version 21H1 (Build 19043.1288), 20H2 (Build 19042.1288), 2004 (Build 19041.1288).

This update brings security fixes, including the following: