Install this month's Windows 10 updates to patch against an actively exploited zero-day vulnerability
This Patch Tuesday -- the second Tuesday of February, yesterday -- Microsoft released fixes for a slew of Windows 10 flaws. Included among a total of 56 vulnerabilities is a critical zero-day which was being actively exploited to gain admin privileges on victims' systems.
But the fix for CVE-2021-1732 (Windows Win32k Elevation of Privilege Vulnerability) is just one of 11 fixes for critical bugs this month. In addition, Microsoft has fixed two Moderate vulnerabilities, as well as 43 that are marked as Important.