Patch Your iPhones and Macs! Apple Tackles Critical Security Flaw with iOS 18.6.2, macOS Sequoia 15.6.1

Apple is rolling out emergency updates addressing an “extremely sophisticated” attack vector likely used in targeted attacks.

The out-of-band updates, rolled out to iPhone, iPad and Mac users worldwide, address a single security issue tagged as serious by the Cupertino giant.

In other words, it’s an emergency release that users should prioritize.

‘Extremely sophisticated attack’

Tracked as CVE-2025-43300, the security fault addressed in this round of updates is an out-of-bounds write weak