Microsoft patches LegacyHive Windows zero-day vulnerability
Microsoft has released an important Windows update to fix a newly discovered weakness called LegacyHive that attackers could use before the fix was available. People and organizations using Windows should install the latest updates as soon as possible to reduce the chance of unauthorized access or damage.
Who is at risk
Anyone using a Windows computer, especially people or businesses that delay system updates, is most at risk.
What to watch for
Watch for update notifications, unusual computer behavior, unexpected pop-ups, new accounts or settings changes, or files and apps acting strangely.
What to do
Immediately check for and install the latest Windows updates, then restart your computer and make sure automatic updates are turned on.