The Microsoft October 2021 security updates have been released and consist of 71 CVEs:
 2 are rated Critical
 68 are rated Important
 1 is Low in severity.  

Note that the update includes the first “Update Tuesday” update for Windows 11.
https://support.microsoft.com/en-us/topic/windows-11-update-history-a19cd327-b57f-44b9-84e0-26ced7109ba9

More information on today’s updates can be found here:
https://msrc.microsoft.com/update-guide/releaseNote/2021-Oct

In addition, details are here (also includes a link to Adobe Update information):
https://www.zerodayinitiative.com/blog/2021/10/12/the-october-2021-security-update-review