Last checked · Check before installing; only use the official link.
Today: Update needed if you are behind: 6 listed problems are being used in real attacks. Most have a full fix; see the notes below.
Last checked . The operating system on Mac laptops and desktops.
The minimum safe version
There is no single version number for Mac. The newest fix listed here is: 27.2 (Golden Gate) / 26.7.2 (Tahoe) / 15.8.2 (Sequoia). If you have that or anything newer, you're covered against the fixed problems listed here (see the notes below).
- Only partly fixed so far, so also follow the extra steps on their pages: Fake website certificates: browsers and computers are blocking a certificate company's weak keys.
- These are fixed by an update without one version number we can compare, so check their pages: Mac and iPhone: a core system bug was used in targeted attacks, Mac, iPhone and iPad: two bugs fixed in November 2025 were later found in real attacks, Safari, Mac and iPhone: a web page bug was used in targeted attacks, Mac, Safari, and iPhone: CISA says an old Apple bug is being used in real attacks. Update if you missed May 2024 fixes., Fake website certificates: browsers and computers are blocking a certificate company's weak keys, Mac: macOS and Safari updates out today fix hundreds of security bugs, Mac and iPhone: a bad file could take over your device, and Apple says it was used in real attacks, Mac: a Screen Sharing bug let attackers on the network get in without a password.
Where this number comes from:
- Apple: About the security content of macOS Golden Gate 27.2 (Oct 26, 2026)
- Apple: About the security content of macOS Tahoe 26.7.2 (Oct 26, 2026)
- Apple: About the security content of macOS Sequoia 15.8.2 (Oct 26, 2026)
How to check your version
These steps only look. They do not change anything.
On Mac
Easy way: Apple menu > About This Mac. Or Apple menu > System Settings > General > Software Update.
Or type this in TerminalRead-only. It only reads the version and changes nothing.
sw_vers -productVersion
How to update Mac
Software Update in System Settings. Apple can also install small background fixes by itself.
On Mac
- Apple menu > System Settings > General > Software Update.
- Install the update it offers.
- Restart when asked.
Official update page Official website
Check before installing, and only use the official link. Never install an "update" from a pop-up, email or ad.
Latest problems (8)
- Mac: macOS and Safari updates out today fix hundreds of security bugs Patched: update now updated Oct 27, 2026
- Fake website certificates: browsers and computers are blocking a certificate company's weak keys Partly patched updated Oct 27, 2026
- Mac and iPhone: a bad file could take over your device, and Apple says it was used in real attacks Patched: update now Being attacked now updated Oct 28, 2026
- Mac: a Screen Sharing bug let attackers on the network get in without a password Patched: update now Being attacked now updated Oct 27, 2026
- Mac and iPhone: a core system bug was used in targeted attacks Patched: update now Being attacked now updated Oct 27, 2026
- Safari, Mac and iPhone: a web page bug was used in targeted attacks Patched: update now Being attacked now updated Oct 27, 2026
- Mac, iPhone and iPad: two bugs fixed in November 2025 were later found in real attacks Patched: update now Being attacked now updated Oct 27, 2026
- Mac, Safari, and iPhone: CISA says an old Apple bug is being used in real attacks. Update if you missed May 2024 fixes. Patched: update now Being attacked now updated Nov 4, 2026
For AI agents
This app as data, with minimum_safe_version: /products/macos.json. What changed lately: /changes.json. Read-only checks only; ask before installing anything.