The six actively exploited zero-day vulnerabilities are:
- CVE-2021-31955 - Windows Kernel Information Disclosure Vulnerability
- CVE-2021-31956 - Windows NTFS Elevation of Privilege Vulnerability
- CVE-2021-33739 - Microsoft DWM Core Library Elevation of Privilege Vulnerability
- CVE-2021-33742 - Windows MSHTML Platform Remote Code Execution Vulnerability
- CVE-2021-31199 - Microsoft Enhanced Cryptographic Provider Elevation of Privilege Vulnerability
- CVE-2021-31201 - Microsoft Enhanced Cryptographic Provider Elevation of Privilege Vulnerability
Here is the full list of vulnerabilities that are patched on today's update.