Mac · Apple · released September 14, 2026
Apple macOS security updates, September 14, 2026: every vulnerability, rated
Apple fixed 201 macOS vulnerabilities on September 14, 2026, in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8. None was reported as exploited when it was published. 60 involve running code, kernel or root privileges, a sandbox escape or a remote attacker, so they belong in this week's work. Macs on older macOS versions only get some of these fixes; Apple's own guidance is that not every security issue is fixed in previous major versions.
- CVEs
- 201
- Patch now
- 0
- This week
- 60
- Normal cycle
- 89
- Low
- 52
Fixed in: macOS Golden Gate 27, macOS Tahoe 26.7, macOS Sequoia 15.8Apple security notes Apple security notes Apple security notes
Page 3 of 4 · sorted by risk, then score
Normal cycle29 on this page · tap one for its risk review
- Normal cycleMacSeptember 14, 2026
CVE-2026-84589TCC
In TCC: An app may be able to modify Privacy preferences. Apple's fix: A permissions issue was addressed with additional restrictions. Fixed in macOS Golden Gate 27.
- Normal cycleMacSeptember 14, 2026
CVE-2026-84596CoreText
In CoreText: Processing a maliciously crafted font may result in the disclosure of process memory. Apple's fix: An out-of-bounds read was addressed with improved bounds checking. Fixed in macOS Golden Gate 27.
- Normal cycleMacSeptember 14, 2026
CVE-2026-84597FontParser
In FontParser: Processing a maliciously crafted font may result in the disclosure of process memory. Apple's fix: An out-of-bounds read issue was addressed with improved input validation. Fixed in macOS Golden Gate 27.
- Normal cycleMacSeptember 14, 2026
CVE-2026-84600Shortcuts
In Shortcuts: A malicious shortcut may be able to send messages without user confirmation. Apple's fix: An authorization issue was addressed with improved state management. Fixed in macOS Golden Gate 27.
- Normal cycleMacSeptember 14, 2026
CVE-2026-84601Apple Intelligence
In Apple Intelligence: An app may be able to bypass Apple Intelligence security prompts. Apple's fix: A permissions issue was addressed with improved state management. Fixed in macOS Golden Gate 27.
- Normal cycleMacSeptember 14, 2026
CVE-2026-84606iCloud
In iCloud: An app may be able to identify a user across reinstalls. Apple's fix: A privacy issue was addressed with improved handling of identifiers. Fixed in macOS Golden Gate 27.
- Normal cycleMacSeptember 14, 2026
CVE-2026-84609Software Update
In Software Update: An app may be able to modify protected system files. Apple's fix: A permissions issue was addressed with improved path validation. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- Normal cycleMacSeptember 14, 2026
CVE-2026-84611SceneKit
In SceneKit: Processing a maliciously crafted 3D model may lead to memory corruption. Apple's fix: An out-of-bounds write issue was addressed with improved bounds checking. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- Normal cycleMacSeptember 14, 2026
CVE-2026-84612DeviceCheck
In DeviceCheck: An app may be able to read persistent device identifiers. Apple's fix: An authorization issue was addressed with improved access control. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- Normal cycleMacSeptember 14, 2026
CVE-2026-84617XPC
In XPC: An app may be able to access sensitive user data. Apple's fix: An authorization issue was addressed with improved state management. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- Normal cycleMacSeptember 14, 2026
CVE-2026-84618Game Center
In Game Center: An app may be able to access sensitive user data. Apple's fix: A permissions issue was addressed with improved validation. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- Normal cycleMacSeptember 14, 2026
CVE-2026-84620SceneKit
In SceneKit: Processing a maliciously crafted 3D model may lead to memory corruption. Apple's fix: An integer overflow was addressed with improved input validation. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- Normal cycleMacSeptember 14, 2026
CVE-2026-84621Spotlight
In Spotlight: An app may be able to access sensitive user data. Apple's fix: An authorization issue was addressed with improved access control. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- Normal cycleMacSeptember 14, 2026
CVE-2026-84624CoreML
In CoreML: A sandboxed app may be able to access restricted files. Apple's fix: A permissions issue was addressed with improved path validation. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- Normal cycleMacSeptember 14, 2026
CVE-2026-84625Sandbox Profiles
In Sandbox Profiles: An app may be able to fingerprint the user. Apple's fix: A permissions issue was addressed with additional sandbox restrictions. Fixed in macOS Golden Gate 27.
- Normal cycleMacSeptember 14, 2026
CVE-2026-84626NetworkExtension
In NetworkExtension: An app may be able to identify what other apps a user has installed. Apple's fix: An information disclosure issue was addressed with improved state management. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- Normal cycleMacSeptember 14, 2026
CVE-2026-84628MediaRemote
In MediaRemote: A sandboxed app may be able to access the System Keychain. Apple's fix: An authorization issue was addressed with improved state management. Fixed in macOS Golden Gate 27.
- Normal cycleMacSeptember 14, 2026
CVE-2026-84632SceneKit
In SceneKit: Processing a maliciously crafted 3D model may lead to memory corruption. Apple's fix: The issue was addressed with improved memory handling. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- Normal cycleMacSeptember 14, 2026
CVE-2026-86876CoreMedia
In CoreMedia: A sandboxed process may be able to circumvent sandbox restrictions. Apple's fix: An out-of-bounds write issue was addressed with improved bounds checking. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- Normal cycleMacSeptember 14, 2026
CVE-2026-86881Security
In Security: An attacker with a compromised intermediate certificate authority may be able to issue certificates with arbitrary extended key usages. Apple's fix: A certificate validation issue was addressed with improved certificate validation. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- Normal cycleMacSeptember 14, 2026
CVE-2026-86884Siri
In Siri: An app may be able to access sensitive user data. Apple's fix: A permissions issue was addressed with additional restrictions. Fixed in macOS Golden Gate 27.
- Normal cycleMacSeptember 14, 2026
CVE-2026-86888App Store
In App Store: A local app may be able to read a persistent account identifier. Apple's fix: A permissions issue was addressed with additional restrictions. Fixed in macOS Golden Gate 27 and macOS Tahoe 26.7.
- Normal cycleMacSeptember 14, 2026
CVE-2026-86889Security
In Security: An attacker in a privileged network position may be able to intercept network traffic. Apple's fix: A certificate validation issue was addressed with improved certificate validation. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- Normal cycleMacSeptember 14, 2026
CVE-2026-86891Core Bluetooth
In Core Bluetooth: An app may be able to access Bluetooth device information. Apple's fix: An authorization issue was addressed with improved state management. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- Normal cycleMacSeptember 14, 2026
CVE-2026-86897Safe Browsing
In Safe Browsing: An app may be able to access sensitive user data. Apple's fix: This issue was addressed with additional entitlement checks. Fixed in macOS Golden Gate 27.
- Normal cycleMacSeptember 14, 2026
CVE-2026-86898WebKit
In WebKit: Opening a maliciously crafted webarchive file may lead to universal cross-site scripting. Apple's fix: A logic issue was addressed with improved state management. Fixed in macOS Golden Gate 27.
- Normal cycleMacSeptember 14, 2026
CVE-2026-86905Authentication Services
In Authentication Services: An app may be able to delete credentials stored in Keychain. Apple's fix: This issue was addressed by removing the vulnerable code. Fixed in macOS Golden Gate 27.
- Normal cycleMacSeptember 14, 2026
CVE-2026-86910APFS
In APFS: An application may be able to access restricted files. Apple's fix: A permissions issue was addressed with improved path validation. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- Normal cycleMacSeptember 14, 2026
CVE-2026-86911Foundation
In Foundation: A malicious app may be able to bypass clickjacking protections for secure prompts. Apple's fix: This issue was addressed with improved state management. Fixed in macOS Golden Gate 27.
Low31 on this page · tap one for its risk review
- LowMacSeptember 14, 2026
CVE-2026-28934HFS
In HFS: Mounting a malicious disk image may cause unexpected system termination. Apple's fix: A buffer overflow was addressed with improved bounds checking. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-28966RealityKit
In RealityKit: Processing a maliciously crafted file may lead to unexpected app termination. Apple's fix: An out-of-bounds write issue was addressed with improved bounds checking. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-28969IOKit
In IOKit: An app may be able to cause unexpected system termination. Apple's fix: A use after free issue was addressed with improved memory management. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-34979CUPS
In CUPS: An attacker in a privileged network position may be able to cause a denial-of-service. Apple's fix: This is a vulnerability in open source code and Apple Software is among the affected projects. The CVE-ID was assigned by a third party. Learn more about the issue and CVE-ID at cve.org. Fixed in macOS Golden Gate 27.
- LowMacSeptember 14, 2026
CVE-2026-43677WebDAV
In WebDAV: Connecting to a malicious WebDAV server may lead to unexpected app termination. Apple's fix: An out-of-bounds write issue was addressed by removing the vulnerable code. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-43683CoreDrag
In CoreDrag: An app may be able to cause unexpected process termination or disclose process memory. Apple's fix: An out-of-bounds read was addressed with improved bounds checking. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-43688Filters
In Filters: Processing a maliciously crafted file may lead to unexpected app termination. Apple's fix: A memory corruption issue was addressed with improved input validation. Fixed in macOS Golden Gate 27.
- LowMacSeptember 14, 2026
CVE-2026-43743IOGPUFamily
In IOGPUFamily: An app may be able to cause unexpected system termination. Apple's fix: A race condition was addressed with improved state handling. Fixed in macOS Tahoe 26.7.
- LowMacSeptember 14, 2026
CVE-2026-43788Spotlight
In Spotlight: Processing a maliciously crafted file may lead to a denial-of-service or potentially disclose memory contents. Apple's fix: An integer overflow was addressed with improved input validation. Fixed in macOS Golden Gate 27.
- LowMacSeptember 14, 2026
CVE-2026-65344CoreMedia
In CoreMedia: Processing a maliciously crafted video file may lead to unexpected app termination. Apple's fix: An out-of-bounds write issue was addressed with improved bounds checking. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-65358Kernel
In Kernel: An app may be able to cause unexpected system termination. Apple's fix: A race condition was addressed with improved state handling. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-65360Kernel
In Kernel: An app may be able to cause unexpected system termination. Apple's fix: A race condition was addressed with improved state handling. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-65376SMB
In SMB: An app may be able to cause unexpected system termination. Apple's fix: An out-of-bounds read was addressed with improved bounds checking. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-65377Kernel
In Kernel: An app may be able to cause unexpected system termination. Apple's fix: A memory corruption issue was addressed with improved memory handling. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-65401Kernel
In Kernel: An app may be able to cause unexpected system termination. Apple's fix: A race condition was addressed with improved state handling. Fixed in macOS Golden Gate 27 and macOS Tahoe 26.7.
- LowMacSeptember 14, 2026
CVE-2026-65402Kernel
In Kernel: An app may be able to cause unexpected system termination. Apple's fix: A use after free issue was addressed with improved memory management. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-65408Apple Neural Engine
In Apple Neural Engine: An app may be able to cause unexpected system termination. Apple's fix: An integer overflow was addressed with improved input validation. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-65409Foundation
In Foundation: An app may be able to cause a denial of service. Apple's fix: A type confusion issue was addressed with improved memory handling. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-65410AVEVideoEncoder
In AVEVideoEncoder: An app may be able to cause unexpected system termination. Apple's fix: The issue was addressed with improved checks. Fixed in macOS Golden Gate 27 and macOS Tahoe 26.7.
- LowMacSeptember 14, 2026
CVE-2026-65412CoreText
In CoreText: Processing web content may lead to a denial-of-service. Apple's fix: A null pointer dereference was addressed with improved input validation. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-65413SceneKit
In SceneKit: An app may be able to cause a denial of service. Apple's fix: An integer overflow was addressed with improved input validation. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-84492Graphics
In Graphics: An app may be able to cause unexpected system termination. Apple's fix: A race condition was addressed with improved state handling. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-84497Model I/O
In Model I/O: Opening a maliciously crafted file may lead to unexpected process termination. Apple's fix: A buffer overflow was addressed with improved size validation. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-84509SMB
In SMB: Connecting to a malicious SMB server may lead to unexpected system termination. Apple's fix: An out-of-bounds read was addressed with improved bounds checking. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-84510exFAT
In exFAT: Mounting a maliciously crafted volume may lead to unexpected system termination. Apple's fix: A heap buffer overflow was addressed with improved bounds checking. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-84511CoreUI
In CoreUI: Processing a maliciously crafted asset catalog may lead to unexpected process termination. Apple's fix: An out-of-bounds write issue was addressed with improved bounds checking. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-84516CUPS
In CUPS: Processing a maliciously crafted file may result in unexpected app termination or disclosure of process memory. Apple's fix: An out-of-bounds read was addressed with improved bounds checking. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-84517Kernel
In Kernel: An app may be able to cause unexpected system termination. Apple's fix: An integer overflow was addressed with improved input validation. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-84519AppleDouble
In AppleDouble: Mounting a disk image with maliciously crafted files may lead to unexpected system termination. Apple's fix: An out-of-bounds write issue was addressed with improved bounds checking. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-84521Kernel
In Kernel: An app may be able to cause unexpected system termination. Apple's fix: A use after free issue was addressed with improved memory management. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
- LowMacSeptember 14, 2026
CVE-2026-84524FontParser
In FontParser: Processing a maliciously crafted font file may lead to unexpected app termination. Apple's fix: An out-of-bounds read was addressed with improved bounds checking. Fixed in macOS Golden Gate 27, macOS Tahoe 26.7 and macOS Sequoia 15.8.
Why an MSP manages this
Reading the list is the easy part
Nobody running a business reads all of them, and nobody should have to. The work is deciding which ones matter today, testing the fixes, getting them onto every PC and Mac without breaking the workday, and proving it was done.
- 01
Triage that starts with the exploited ones
Most of these fixes can ride the normal monthly rollout. A handful need action the same day. Telling them apart, every month, on every machine, is the core of the work, and it is the part an office manager rarely has time for.
- 02
Testing before everyone gets it
Updates go to a test ring and a pilot group first, so a broken accounting package or design tool shows up on two machines instead of forty, and the rollout pauses until it is sorted.
- 03
Restarts that don't wreck the workday
Windows updates usually need a restart and macOS updates often do. Deadlines, maintenance windows and grace periods get the fix installed without forcing a reboot in the middle of a client call.
- 04
Macs managed as seriously as PCs
Windows patching tools don't patch Macs. macOS updates need their own install-by deadlines through device management, and major upgrades need the same compatibility testing a Windows feature update gets.
- 05
A plan for machines that can't update
Hardware that ages out and versions past end of support stop getting every fix. They need a decision, isolate, upgrade or replace, before they become the easiest way in.
- 06
Proof when someone asks
Cyber insurance applications, customer security questionnaires and frameworks such as the FTC Safeguards Rule all ask how you keep systems patched. A managed service keeps the inventory and the reports that answer them.
The ins and outs
What keeping Windows and Mac patched actually involves
Windows
Patch Tuesday, and the exceptions
Microsoft ships security updates on the second Tuesday of each month, and out of band when something can't wait. This log marks the out-of-band ones.
Cumulative updates
Each month's Windows update carries the earlier months' fixes, so a PC that missed one catches up with the next, as long as it actually installs.
Fixed first, announced later
Some fixes ship before the vulnerability is disclosed. This log flags them, because a PC that is already current is already covered.
Rings, deferrals and deadlines
Windows Update for Business and Intune let you delay updates for a test group, set an install-by deadline and give a grace period before a forced restart.
Known Issue Rollback and safeguard holds
Microsoft can quietly roll back a change that breaks something, and holds back feature updates from PCs it knows will have trouble. Both explain why two PCs on the same network can be on different builds.
Feature updates and end of support
Each Windows version is serviced for a fixed period. Windows 10 PCs past end of support only get security fixes through the paid Extended Security Updates program.
Mac
No fixed release day
Apple publishes security updates when they are ready, often several times a month around a major release, so Mac patching runs on alerts, not a calendar.
Updates versus upgrades
A point update (26.7 to 26.7.1) fixes problems. A major upgrade (Tahoe to Golden Gate) changes the system and needs the same app testing as a Windows feature update.
Older versions get some fixes, not all
Apple's deployment guide says not every security issue is fixed in previous major versions. Staying a version behind is a choice with a cost, not a safe default.
Install-by deadlines through device management
Without enforcement, a macOS update prompt can be put off again and again. Device management can set a deadline so the update installs on schedule.
Macs that age out
When a Mac can no longer run a current macOS version, it stops getting the full set of fixes. Inventory by model and macOS version shows which ones are next.
Apple Business for zero-touch setup
New Macs enrolled through Apple Business arrive already managed, so update policy applies from the first login instead of after someone remembers to enroll them.
Both platforms
Third-party apps aren't on these lists
Browsers, PDF readers, accounting software, VPN clients and plug-ins patch on their own schedules. A machine can be current on Windows or macOS and still exposed through an app.
Firmware and drivers
BIOS and UEFI firmware, docks and network gear get security fixes too, and they rarely update themselves.
Recovery keys before big changes
Before a feature update or a major macOS upgrade, confirm BitLocker and FileVault recovery keys are escrowed somewhere you can reach.
Laptops that are rarely in the office
Remote and travelling staff need updates delivered over the internet with the same deadlines as office machines, or they drift months behind.
You can't patch what you can't see
An up-to-date inventory of every PC and Mac, with its version and last update, is what turns a list like this one into a finished job.