Apple has released a critical security update for macOS that patches a Screen Share-related vulnerability. Credit: Yuliya ...
A bug in macOS screen sharing lets attackers view your screen, open files and do just about anything else they want.
Apple patched CVE-2026-65400 in macOS Tahoe, Sequoia, and Sonoma after a Screen Sharing flaw allowed authentication without valid credentials.
The flaw could allow attackers to use screen sharing on your Mac to view your screen, open files, and launch apps.