Apple macOS Sequoia (15) Update

macOS Sequoia 15.7.8 addresses many security issues across Accounts, Kernel, ImageIO, and other system components. It includes fixes for privilege escalation, sandbox escapes, data disclosure, and memory corruption, with numerous CVEs listed.

• Fixes multiple privilege escalation issues, including cases where an app could gain root privileges in Accounts, Core Services, CUPS, MediaRemote, and Remote Management.
• Addresses several sandbox escape and privacy bypass issues in Accounts, Apple Account, Assets, Game Center, libc, Maps, NetFSFramework, Printing, and Wi‑Fi.
• Resolves many memory corruption, out-of-bounds, use-after-free, and buffer overflow vulnerabilities across Kernel, HFS, ImageIO, Model I/O, SceneKit, CoreAudio, APFS, and related components.
• Includes fixes for Gatekeeper and quarantine bypass issues in BOM, DesktopServices, libarchive, and zip.
• Addresses sensitive data disclosure and kernel memory disclosure issues in components such as App Store, Crash Reporter, Spotlight, StorageKit, Screen Sharing Server, and Kernel.
• CVE-2026-43749, CVE-2026-65404, CVE-2026-64767, CVE-2026-43815, CVE-2026-64695, CVE-2026-43801, CVE-2026-43781, CVE-2026-64737, CVE-2026-43748, CVE-2026-43776, CVE-2026-43681, CVE-2026-43761, CVE-2026-64707, CVE-2026-28849, CVE-2026-64698, CVE-2026-64734, CVE-2026-43756, CVE-2026-43693, CVE-2026-43744, CVE-2026-43803, CVE-2026-43775, CVE-2026-43711, CVE-2026-28936, CVE-2026-43738, CVE-2026-84489, CVE-2026-43802, CVE-2026-64710, CVE-2026-39875, CVE-2026-64701, CVE-2026-43698, CVE-2026-3784, CVE-2026-3783, CVE-2026-14017, CVE-2026-14819, CVE-2026-43758, CVE-2026-64708, CVE-2026-28926, CVE-2026-43747, CVE-2026-64694, CVE-2026-28945, CVE-2026-64776, CVE-2026-43793, CVE-2026-43753, CVE-2026-43714, CVE-2026-64740, CVE-2026-43796, CVE-2026-64692, CVE-2026-43682, CVE-2026-28981, CVE-2026-43773, CVE-2026-43767, CVE-2026-64697, CVE-2026-43764, CVE-2026-43710, CVE-2026-43780, CVE-2026-43818, CVE-2026-43661, CVE-2026-64754, CVE-2026-64693, CVE-2026-64714, CVE-2026-43805, CVE-2026-39877, CVE-2026-64749, CVE-2026-43782, CVE-2026-64744, CVE-2026-64775, CVE-2026-28982, CVE-2026-43778, CVE-2026-64735, CVE-2026-43822, CVE-2026-64700, CVE-2026-43799, CVE-2026-43810, CVE-2026-43724, CVE-2026-43722, CVE-2026-43809, CVE-2026-43757, CVE-2026-43769, CVE-2026-43754, CVE-2026-64723, CVE-2026-39868, CVE-2026-64709, CVE-2026-64721, CVE-2026-64717, CVE-2026-20672, CVE-2026-28983, CVE-2026-4424, CVE-2026-28900, CVE-2026-28973, CVE-2026-64739, CVE-2026-43703, CVE-2026-43706, CVE-2026-43766, CVE-2026-64738, CVE-2026-43653, CVE-2026-64724, CVE-2026-43723, CVE-2026-43807, CVE-2026-43733, CVE-2026-43729, CVE-2026-64772, CVE-2026-64774, CVE-2026-64770, CVE-2026-64769, CVE-2026-64722, CVE-2026-64768, CVE-2026-64771, CVE-2026-43771, CVE-2026-43772, CVE-2026-28961, CVE-2026-64711, CVE-2026-28912, CVE-2026-43765, CVE-2026-28896, CVE-2026-28933, CVE-2026-64731, CVE-2026-43812, CVE-2026-43694, CVE-2026-39874, CVE-2026-64764, CVE-2026-64763, CVE-2026-64766, CVE-2026-64765, CVE-2026-43779, CVE-2026-43777, CVE-2026-43665, CVE-2026-64704, CVE-2026-43774, CVE-2026-43770, CVE-2026-43768, CVE-2026-64703, CVE-2026-64699, CVE-2026-43750, CVE-2026-28932, CVE-2026-28914
• bug_fixes
• known_issues
• new_features
• hints
• version
• cvss_scores
• links
• release_date
• external_ids

Product Information

Vendor: Apple

Product: macOS

Product type: Software

Platform: macOS

Variant: Sequoia (15)

Vendor information published: Jul 27, 2026

Original release notes: View on vendor site

Published on updatealert.io: Sep 17, 2026

Description: Desktop operating system for Apple Mac devices.