Security News > 2021 > January > Windows Installer zero-day vulnerability gets free micropatch
A vulnerability in the Windows Installer component, which Microsoft attempted to fix several times to no avail, today received a micropatch to deny hackers the option of gaining the highest privileges on a compromised system.
Windows 10 v20H2, 32/64bit, updated with January 2021 updates.
Windows 10 v2004, 32/64bit, updated with January 2021 updates.
Windows 10 v1909, 32/64bit, updated with January 2021 updates.
Windows 7, 32/64bit, with ESU, updated with January 2021 updates.
Windows 7, 32/64bit, without ESU, updated with January 2020 updates.