Safari 26.6.1 patches multiple WebKit security flaws on macOS Sonoma and Sequoia
Following yesterday’s wave of point updates with security fixes, Apple has now detailed the security content of Safari 26.6.1. Here are the details.
Apple has released Safari 26.6.1 to patch multiple WebKit security flaws on macOS Sonoma and Sequoia. This update addresses 22 CVEs, all related to WebKit. Two vulnerabilities are particularly noteworthy as they could lead to memory corruption if maliciously crafted web content is processed. OpenAI Codex Security appears nine times in the list, indicating the increased role of AI in identifying software vulnerabilities.
Safari 26.6.1 was released on August 18, 2026. The update includes fixes for various issues such as out-of-bounds access, memory handling, memory corruption, and use-after-free vulnerabilities. The improvements were made through enhanced bounds checking, memory handling, input validation, and improved locking. Apple has acknowledged Henock Habte for their assistance.
Written by urgent.news from 9to5Mac's reporting — not their text. Machine-written — may contain errors; check the original before relying on it.
