Apple macOS Tahoe (26) logo

Apple macOS Tahoe (26) Update Version macOS Tahoe 26.5.2

Views
51

Your rating
Rate update installation process

Log in to rate this update.
Login

Risk factor
No ratings yet. Be the first to rate this update.

Smooth installs 0%
Minor issues 0%
Major issues 0%

Update Summary

macOS Tahoe 26.5.2 delivers security fixes first made available in the macOS Tahoe 26.6 beta. It addresses multiple issues in IOGPUFamily, Kernel, libxslt, Web Extensions, WebKit, WebKit Canvas, WebKit Storage, and WebRTC.

Update Details

Security

  • IOGPUFamily: fixed a race condition that could let an app cause unexpected system termination. CVE-2026-43743
  • Kernel: fixed issues that could allow unexpected system termination, kernel memory writes, sensitive kernel state disclosure, or kernel memory corruption. CVE-2026-43724, CVE-2026-43722, CVE-2026-39868
  • libxslt: fixed double free and memory handling issues that could cause crashes when processing maliciously crafted web content. CVE-2026-43706, CVE-2026-43703
  • Web Extensions: fixed a use-after-free issue that could let a malicious web extension cause an unexpected process crash. CVE-2026-43704
  • WebKit: fixed multiple issues including cross-origin data disclosure, data exfiltration, sandbox escape, sensitive information disclosure, memory corruption, use-after-free, out-of-bounds write/access, type confusion, and crash conditions. CVE-2026-43700, CVE-2026-43735, CVE-2026-43734, CVE-2026-43726, CVE-2026-43709, CVE-2026-43699, CVE-2026-43742, CVE-2026-43732, CVE-2026-43731, CVE-2026-43715, CVE-2026-43727, CVE-2026-43725, CVE-2026-43663, CVE-2026-39872, CVE-2026-43712, CVE-2026-43716, CVE-2026-43676, CVE-2026-43740, CVE-2026-43713, CVE-2026-43708, CVE-2026-43707, CVE-2026-43705, CVE-2026-43701
  • WebKit Canvas: fixed a use-after-free issue that could cause an unexpected Safari crash. CVE-2026-43745
  • WebKit Storage: fixed a clipboard hijacking issue caused by improper state management. CVE-2026-43720
  • WebRTC: fixed out-of-bounds access, stack overflow, and use-after-free issues that could cause crashes or unexpected Safari crashes. CVE-2026-43721, CVE-2026-28979, CVE-2026-43718, CVE-2026-43717

Hints

  • This update is a security-only release and does not describe new user-facing features.
  • Apple security documents reference vulnerabilities by CVE-ID when possible.
Product Information

Vendor: Apple

Product: macOS

Product type: Other

Application category: Utilities

Platform: macOS

Variant: Tahoe (26)

Version: macOS Tahoe 26.5.2

Vendor release date: Jun 29, 2026

Published on updatealert.io: Jun 30, 2026

Description: Desktop operating system for Apple Mac devices.

View All Updates