https://www.bleepingcomputer.com/news/security/windows-10-gets-temp-patch-for-critical-flaw-fixed-in-buggy-update/

Until Microsoft releases a permanent solution for the troublesome KB4532693 update, enterprises with Windows 10 1903 and 1909 are forced to delay applying the security fixes that come with it.

For the remote code execution vulnerability in Internet Explorer 9/10/11 tracked as CVE-2020-0674, though, there is available a temporary third-party fix.