What happened

Microsoft's October update fixed a record number of issues. CVE-2026-96951 lets malicious files skip the Mark-of-the-Web warning and is used in attacks.

Am I affected?

  • Any Windows PC or server that has not installed the October 2026 updates

What our daily plans do

Business and Pro plans roll out Windows updates to office devices and confirm each one in the daily report.

What you can do yourself

  • Run Windows Update on every PC and restart
  • Be careful with unexpected attachments and downloads

Sources

← All threats

Not sure if you are affected?