Microsoft Issues Patches for Defender Zero-Day and 82 Other Windows Flaws

For the first patch Tuesday of 2021, Microsoft released security updates addressing a total of 83 flaws spanning as many as 11 products and services, including an actively exploited zero-day vulnerability.
The latest security patches cover Microsoft Windows, Edge browser, ChakraCore, Office and Microsoft Office Services, and Web Apps, Visual Studio, Microsoft Malware Protection Engine, .NET Core