APPLE-SA-09-14-2026-4 macOS Tahoe 26.7

[Apple Product Security via Fulldisclosure <fulldisclosure () seclists org>]

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APPLE-SA-09-14-2026-4 macOS Tahoe 26.7

macOS Tahoe 26.7 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/149042.

Apple maintains a Security Releases page at
https://support.apple.com/100100 which lists recent
software updates with security advisories.

Accelerate Framework
Available for: macOS Tahoe
Impact: Processing a maliciously crafted image may lead to unexpected
process termination
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-86882: Peter Malone

Accessibility
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: This issue was addressed with improved data protection.
CVE-2026-43664: Stuart Wallace, Rosyna Keller of Totally Not Malicious
Software, Jian Lee (@speedyfriend433), Ilya Andr (andrd3v), Gongyu Ma
(@Mezone0), David Strnadel, Daniel Febrero, CJ Vana, Asaf Cohen

APFS
Available for: macOS Tahoe
Impact: An application may be able to access restricted files
Description: A permissions issue was addressed with improved path
validation.
CVE-2026-86910: an anonymous researcher

APFS
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination or
write kernel memory
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-84523: Cem Onat Karagun, an anonymous researcher

App Store
Available for: macOS Tahoe
Impact: A local app may be able to read a persistent account identifier
Description: A permissions issue was addressed with additional
restrictions.
CVE-2026-86888: Zhongcheng Li (CK01)

AppKit
Available for: macOS Tahoe
Impact: An app may be able to access protected user data
Description: A permissions issue was addressed with additional
restrictions.
CVE-2026-84587: an anonymous researcher

Apple Account
Available for: macOS Tahoe
Impact: An app may be able to use the Sign In With Apple authentication
flow to access the user's Apple Account
Description: An authentication issue was addressed with improved state
management.
CVE-2026-20683: Lehan Dilusha Jayasingha (Sri Lanka), Jasminder Pal
Singh, Dem0ns (@天府简易信工作室), Abdelhak Kherroubi

Apple Neural Engine
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: An integer overflow was addressed with improved input
validation.
CVE-2026-65408: tamdao

AppleAVD
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: A use after free issue was addressed with improved memory
management.
CVE-2026-65407: Franco Belman at Blackwing Intelligence

AppleDouble
Available for: macOS Tahoe
Impact: Mounting a disk image with maliciously crafted files may lead to
unexpected system termination
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-84519: Richard Zana

AppleMobileFileIntegrity
Available for: macOS Tahoe
Impact: A malicious app may be able to break out of its sandbox
Description: A validation issue existed in the entitlement verification.
This issue was addressed with improved validation of the process
entitlement.
CVE-2026-65381: Mickey Jin (@patch1t)

ATS
Available for: macOS Tahoe
Impact: An app may be able to read files outside of its sandbox
Description: A permissions issue was addressed by removing the
vulnerable code.
CVE-2026-43763: Pavan Nallamothu, Jared Reyes

ATS
Available for: macOS Tahoe
Impact: An app may be able to access user-sensitive data
Description: A logging issue was addressed with improved data redaction.
CVE-2026-84525: D4rthL

ATS
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: A permissions issue was addressed with improved validation.
CVE-2026-65342: Mohamad Dawoud / Abodi Dawoud, Ahmed Alwardani

AuthKit
Available for: macOS Tahoe
Impact: A local app may be able to read a persistent account identifier
Description: A permissions issue was addressed with additional
restrictions.
CVE-2026-84583: Zhongcheng Li from IES Red Team

autofs
Available for: macOS Tahoe
Impact: An attacker with control of a network directory server may be
able to execute arbitrary code with root privileges
Description: A path traversal issue was addressed with improved path
validation.
CVE-2026-84568: Mr.Gedik (@h4ck2s3c) of Turkish Technology

autofs
Available for: macOS Tahoe
Impact: An app may be able to bypass Gatekeeper checks
Description: A logic issue was addressed with improved checks.
CVE-2026-84570: Mr.Gedik (@h4ck2s3c)

Automator
Available for: macOS Tahoe
Impact: An app may be able to break out of its sandbox
Description: An authorization issue was addressed with improved state
management.
CVE-2026-84535: Sindre Sorhus, Oren Yomtov, Morris Richman
(@morrisinlife), Kun Peeks (@SwayZGl1tZyyy)

AVEVideoEncoder
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: The issue was addressed with improved checks.
CVE-2026-65410: Calif.io in collaboration with Claude and Anthropic
Research

AVEVideoEncoder
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: A type confusion issue was addressed with improved memory
handling.
CVE-2026-84616: Peter Malone

AVEVideoEncoder
Available for: macOS Tahoe
Impact: A sandboxed app may be able to execute arbitrary code with
kernel privileges
Description: A race condition was addressed with improved state
management.
CVE-2026-84607: Ruslan Dautov

BackgroundAssets
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: A logic issue was addressed with improved validation.
CVE-2026-65406: Ye Zhang (@VAR10CK) of Baidu Security

Bluetooth
Available for: macOS Tahoe
Impact: A remote attacker may be able to cause unexpected app
termination or arbitrary code execution
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-65414

cd9660
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: The issue was addressed with improved memory handling.
CVE-2026-84567: Sanny Mitra, Sihyun Roh (Compsec, SNU), ngockhanh from
Cystack, 정우 하 (@0xfa11babe), Suresh Sundaram, Surej Sekhar, Kun Peeks
(@SwayZGl1tZyyy), Hari Shanmugam (The Hxr1), Ataberk Yavuzer

copyfile
Available for: macOS Tahoe
Impact: An archive may be able to bypass Gatekeeper
Description: A file quarantine bypass was addressed with additional
checks.
CVE-2026-65399: Rishabh Jain (rjcyber) of cyberplanet, Pasquale Scola,
an anonymous researcher

Core Bluetooth
Available for: macOS Tahoe
Impact: An app may be able to access Bluetooth device information
Description: An authorization issue was addressed with improved state
management.
CVE-2026-86891: Dawuge of Shuffle Team

CoreDrag
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected process termination or
disclose process memory
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2026-43683: Nathaniel Oh (@calysteon)

CoreMedia
Available for: macOS Tahoe
Impact: An app may be able to access user-sensitive data
Description: An access issue was addressed with additional sandbox
restrictions.
CVE-2026-43789: 이재영

CoreMedia
Available for: macOS Tahoe
Impact: Processing a maliciously crafted video file may lead to
unexpected app termination
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-65344: Siyeong kim

CoreMedia
Available for: macOS Tahoe
Impact: A sandboxed process may be able to circumvent sandbox
restrictions
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-86876: Chris Bailey - Short Circuit

CoreMedia Video Toolbox
Available for: macOS Tahoe
Impact: Processing a maliciously crafted video file may lead to
unexpected app termination or corrupt process memory
Description: The issue was addressed with improved memory handling.
CVE-2026-43702: Nathaniel Oh (@calysteon)

CoreML
Available for: macOS Tahoe
Impact: A sandboxed app may be able to access restricted files
Description: A permissions issue was addressed with improved path
validation.
CVE-2026-84624: AL Najafi, tamdao

CoreMotion
Available for: macOS Tahoe
Impact: An app may be able to access motion data from headphones without
user consent
Description: An authorization issue was addressed with improved
validation.
CVE-2026-43737: Stuart Wallace

CoreServices
Available for: macOS Tahoe
Impact: An app may be able to bypass Privacy preferences
Description: A permissions issue was addressed with improved state
management.
CVE-2026-84574: Mickey Jin (@patch1t)

CoreServices
Available for: macOS Tahoe
Impact: An app may bypass Gatekeeper checks
Description: A logic issue was addressed with improved checks.
CVE-2026-28899: Kraken Cryptocurrency Exchange, Andreas Jaegersberger &
Ro Achterberg of Nosebeard Labs

CoreServices
Available for: macOS Tahoe
Impact: A malicious application may be able to access restricted files
Description: A permissions issue was addressed with improved validation.
CVE-2026-84559: Ryan Hughes

CoreServices
Available for: macOS Tahoe
Impact: An app may be able to gain root privileges
Description: This issue was addressed with additional entitlement
checks.
CVE-2026-43786: Kujtim Kryeziu (Sentry)

CoreText
Available for: macOS Tahoe
Impact: Processing web content may lead to a denial-of-service
Description: A null pointer dereference was addressed with improved
input validation.
CVE-2026-65412: Pavan Nallamothu

CoreTypes
Available for: macOS Tahoe
Impact: A malicious app may be able to break out of its sandbox
Description: A validation issue existed in the entitlement verification.
This issue was addressed with improved validation of the process
entitlement.
CVE-2026-65381: Mickey Jin (@patch1t)

CoreUI
Available for: macOS Tahoe
Impact: Processing a maliciously crafted file may lead to unexpected app
termination
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-84575: Mustafa Calap (@ordinal0, dbg.re)

CoreUI
Available for: macOS Tahoe
Impact: Processing a maliciously crafted asset catalog may lead to
unexpected process termination
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-84511: stratan (@5tratan), Rahul Raj

CUPS
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: A logic issue was addressed with improved checks.
CVE-2026-84563: Yongyue WANG AKA Brian.W of OKX security, Omar Cerrito

CUPS
Available for: macOS Tahoe
Impact: An app may be able to gain elevated privileges
Description: A path handling issue was addressed with improved
validation.
CVE-2026-64790: Aaron Grattafiori - NVIDIA AI Red Team

CUPS
Available for: macOS Tahoe
Impact: A remote user may cause an unexpected app termination or
arbitrary code execution
Description: A validation issue was addressed with improved input
sanitization.
CVE-2026-43692: Aaron Grattafiori - NVIDIA AI Red Team

CUPS
Available for: macOS Tahoe
Impact: An attacker in a privileged network position may be able to
cause a denial-of-service
Description: An integer overflow was addressed with improved input
validation.
CVE-2026-84554: Meshaal @ Darkcov, Joseph Shamoon

CUPS
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: An authorization issue was addressed with improved state
management.
CVE-2026-84540: Yongyue WANG AKA Brian.W of OKX security, 章鱼哥@aipy
（aipyaipy.com）, instantraaamen (github.com/instantraaamen) Contact:
masa.shiramizu () gmail com

CUPS
Available for: macOS Tahoe
Impact: An app may be able to gain root privileges
Description: A path handling issue was addressed with improved
validation.
CVE-2026-43691: Andreas Jaegersberger & Ro Achterberg of Nosebeard Labs

CUPS
Available for: macOS Tahoe
Impact: Processing a maliciously crafted file may result in unexpected
app termination or disclosure of process memory
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2026-84516: 章鱼哥@aipy (aipyaipy.com）

CUPS
Available for: macOS Tahoe
Impact: An app may be able to gain root privileges
Description: An injection issue was addressed with improved validation.
CVE-2026-43698: Andreas Jaegersberger & Ro Achterberg of Nosebeard Labs

CUPS
Available for: macOS Tahoe
Impact: An application may be able to access restricted files
Description: An input validation issue was addressed with improved input
validation.
CVE-2026-84541: 章鱼哥@aipy (aipyaipy.com）

DeviceCheck
Available for: macOS Tahoe
Impact: An app may be able to read persistent device identifiers
Description: An authorization issue was addressed with improved access
control.
CVE-2026-84612: N.M.Praveen Nawarathne (@zblockrat), James Gill
(@jjtech@infosec.exchange)

Directory Utility
Available for: macOS Tahoe
Impact: An app may be able to gain root privileges
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-84505: Tommy DeVoss from Braze Security Team (@thedawgyg)

Disk Images
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: The issue was addressed with improved memory handling.
CVE-2026-84552: Tommy DeVoss from Braze Security Team (@thedawgyg),
PETOWORKS의 Bugeun Choi (@Bugeun), Peter Malone, Hyunwoo Kim (@v4bel),
flower xu, Daisuke Hatakeyama and Ryohei Ueki (@SYZD Research), Adriatik
Raci

Disk Images
Available for: macOS Tahoe
Impact: Processing a maliciously crafted disk image may lead to
unexpected app termination
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2026-84565: Nathaniel Oh (@calysteon)

Disk Images
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: A race condition was addressed with additional validation.
CVE-2026-84550: Hyunwoo Kim (@v4bel), Daisuke Hatakeyama and Ryohei Ueki
(@SYZD Research)

Disk Images
Available for: macOS Tahoe
Impact: An app may be able to gain root privileges
Description: This issue was addressed with improved checks.
CVE-2026-65362: Manish Bhatt, Amazon Leo Security, Nathaniel Oh
(@calysteon), Andreas Jaegersberger & Ro Achterberg of Nosebeard Labs,
Adriatik Raci

Disk Images
Available for: macOS Tahoe
Impact: Mounting a maliciously crafted disk image may cause unexpected
system termination or corrupt kernel memory
Description: A buffer overflow was addressed with improved bounds
checking.
CVE-2026-84512: Daisuke Hatakeyama and Ryohei Ueki (@SYZD Research)

exFAT
Available for: macOS Tahoe
Impact: Mounting a maliciously crafted volume may lead to unexpected
system termination
Description: A heap buffer overflow was addressed with improved bounds
checking.
CVE-2026-84510: Richard Zana, Meta Red Team X - Nik Tsytsarkin

File Bookmark
Available for: macOS Tahoe
Impact: An app may be able to modify a file it only had permission to
read
Description: A permissions issue was addressed with additional
restrictions.
CVE-2026-43785: Junyeong Lee (jylab.github.io), Merrick Hare, Narendra
Singh (@_3P1C), John Nzyuko Uvyu, Aditya Kumar

file_cmds
Available for: macOS Tahoe
Impact: Extracting a maliciously crafted archive may allow an attacker
to write arbitrary files
Description: A path handling issue was addressed with improved
validation.
CVE-2026-84534: Geoffrey Lovelace

FontParser
Available for: macOS Tahoe
Impact: Processing a maliciously crafted font file may lead to
unexpected app termination
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2026-84524: an anonymous researcher

Foundation
Available for: macOS Tahoe
Impact: An app may be able to cause a denial of service
Description: A type confusion issue was addressed with improved memory
handling.
CVE-2026-65409: Bruce Dang of Calif.io in collaboration with Claude and
Anthropic Research

Game Center
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: A permissions issue was addressed with improved validation.
CVE-2026-84618: Luke Symons

Graphics
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: A race condition was addressed with improved state
handling.
CVE-2026-84492: Tommy DeVoss from Braze Security Team (@thedawgyg),
Jiyong Yang

Heimdal
Available for: macOS Tahoe
Impact: A user in a privileged network position may be able to leak
sensitive user information
Description: 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.
CVE-2022-3437: Roman Zabicki

HFS
Available for: macOS Tahoe
Impact: Mounting a malicious disk image may cause unexpected system
termination
Description: A buffer overflow was addressed with improved bounds
checking.
CVE-2026-28934: Arni Hardarson (Neonix Security), Tristan Madani
(@TristanInSec) from Talence Security, 정우 하, Aswin Kumar Gokulakannan,
Peter Malone, Dun

HFS
Available for: macOS Tahoe
Impact: Mounting a maliciously crafted disk image may cause unexpected
system termination or corrupt kernel memory
Description: A buffer overflow was addressed with improved bounds
checking.
CVE-2026-84581: Jonathan Bar Or (@yo_yo_yo_jbo), Feng Xue and XGPT of
ThreatBook, Alfredo Pesoli (@__rev) of Bynar.io

Image Capture
Available for: macOS Tahoe
Impact: An app may be able to access user-sensitive data
Description: A path handling issue was addressed with improved
validation.
CVE-2026-64756: Luke Symons

ImageIO
Available for: macOS Tahoe
Impact: Processing a maliciously crafted image may result in disclosure
of process memory
Description: An uninitialized memory issue was addressed with improved
memory initialization.
CVE-2026-84564: Justin O'Leary

ImageIO
Available for: macOS Tahoe
Impact: Processing a maliciously crafted image may result in memory
corruption
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-65395: Mateusz Jurczyk of Google Project Zero, Varik Matevosyan

IOGPUFamily
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: A race condition was addressed with improved state
handling.
CVE-2026-43743: Lyutoon, Dun

IOKit
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: A use after free issue was addressed with improved memory
management.
CVE-2026-28969: Mihalis Haatainen, Ashish Kunwar, Ari Hawking, 이재영

Kernel
Available for: macOS Tahoe
Impact: A local attacker may be able to cause unexpected system
termination or corrupt kernel memory
Description: The issue was addressed with improved memory handling.
CVE-2026-84566: Bernhard Jackiewicz

Kernel
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination or
corrupt kernel memory
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-28968: Svetoslav Stolarov & Aisa Fox, Josh Maine of Calif.io,
genter0, Dun

Kernel
Available for: macOS Tahoe
Impact: Connecting to a malicious NFS server may cause unexpected system
termination or corrupt kernel memory
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2026-84549: Surya Narayan Kushwaha, Aswin Kumar Gokulakannan

Kernel
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination or
write kernel memory
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-84619: James Duffy (@0x4A616D657344), genter0, Eddy Tsalolikhin

Kernel
Available for: macOS Tahoe
Impact: A remote attacker may be able to cause unexpected system
termination or corrupt kernel memory
Description: The issue was addressed with improved memory handling.
CVE-2026-43790: Omar Cerrito

Kernel
Available for: macOS Tahoe
Impact: An app with root privileges may be able to read uninitialized
kernel memory
Description: A memory initialization issue was addressed with improved
memory handling.
CVE-2026-84622: Hiroki Imai (LAC Co., Ltd.)

Kernel
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: A memory corruption issue was addressed with improved
memory handling.
CVE-2026-65377: Ye Zhang (@VAR10CK) of Baidu Security, Billy Jheng Bing
Jhong and Pan Zhenpeng (@Peterpan0927) of STAR Labs SG Pte. Ltd.

Kernel
Available for: macOS Tahoe
Impact: A malicious application may bypass Gatekeeper checks
Description: A logic issue was addressed with improved state management.
CVE-2026-65369: an anonymous researcher

Kernel
Available for: macOS Tahoe
Impact: Connecting to a malicious NFS server may cause unexpected system
termination or corrupt kernel memory
Description: An integer overflow was addressed with improved input
validation.
CVE-2026-84544: Surya Narayan Kushwaha, Abhijeet Singh
(www.linkedin.com/in/abhiunix/)

Kernel
Available for: macOS Tahoe
Impact: Connecting to a malicious NFS server may disclose kernel memory
Description: The issue was addressed with improved memory handling.
CVE-2026-43687: R4mbb of KRsecurity, Peter Malone

Kernel
Available for: macOS Tahoe
Impact: An app may be able to gain root privileges
Description: A permissions issue was addressed with additional
restrictions.
CVE-2026-86917: Hiroki Imai (LAC Co., Ltd.)

Kernel
Available for: macOS Tahoe
Impact: Connecting to a malicious NFS server may lead to kernel memory
corruption
Description: A use-after-free issue was addressed with improved memory
management.
CVE-2026-43686: Peter Malone

Kernel
Available for: macOS Tahoe
Impact: A remote attacker may be able to cause a denial-of-service
Description: A denial-of-service issue was addressed with improved input
validation.
CVE-2026-84538: Stuart Thomas

Kernel
Available for: macOS Tahoe
Impact: A remote attacker may be able to cause unexpected system
termination
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2026-65364: Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927)
of STAR Labs SG Pte. Ltd.

Kernel
Available for: macOS Tahoe
Impact: An app may be able to determine kernel memory layout
Description: A memory initialization issue was addressed with improved
memory handling.
CVE-2026-65405: Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927)
of STAR Labs SG Pte. Ltd.

Kernel
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: A race condition was addressed with improved state
handling.
CVE-2026-84630: Tristan Madani (@TristanInSec) from Talence Security
CVE-2026-65360: Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927)
of STAR Labs SG Pte. Ltd.
CVE-2026-65358: Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927)
of STAR Labs SG Pte. Ltd.
CVE-2026-65401: Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927)
of STAR Labs SG Pte. Ltd.

Kernel
Available for: macOS Tahoe
Impact: An app may be able to disclose kernel memory
Description: An information disclosure issue was addressed with improved
memory management.
CVE-2026-84530: Vladislav Shevchenko (Positive Technologies)

Kernel
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: A type confusion issue was addressed with improved checks.
CVE-2026-84602: Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927)
of STAR Labs SG Pte. Ltd.

Kernel
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: A use after free issue was addressed with improved memory
management.
CVE-2026-65402: Fábio Luís @scanpt, Richard Zana, Billy Jheng Bing Jhong
and Pan Zhenpeng (@Peterpan0927) of STAR Labs SG Pte. Ltd.
CVE-2026-84521: Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927)
of STAR Labs SG Pte. Ltd.

Kernel
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination or
corrupt kernel memory
Description: A race condition was addressed with improved state
handling.
CVE-2026-84507: Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927)
of STAR Labs SG Pte. Ltd.

Kernel
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: An integer overflow was addressed with improved input
validation.
CVE-2026-84517: Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927)
of STAR Labs SG Pte. Ltd.

Kernel
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination or
corrupt kernel memory
Description: A double free issue was addressed with improved memory
management.
CVE-2026-84561: Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927)
of STAR Labs SG Pte. Ltd., Bhaswanth Chigurupati

Kernel
Available for: macOS Tahoe
Impact: A local user may be able to cause unexpected system termination
or read kernel memory
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2026-65359: Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927)
of STAR Labs SG Pte. Ltd.

Kext Management
Available for: macOS Tahoe
Impact: An app may be able to modify protected parts of the file system
Description: This issue was addressed with additional entitlement
checks.
CVE-2026-84514: Mohamed Wedatalla, Nathaniel Oh (@calysteon), Arjanit
Isufi

Keychain Access
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: An authorization issue was addressed with improved access
control.
CVE-2026-84556: Peter Malone, HvxyZLF, Chris Bailey - Short Circuit,
Adrián Díaz Aguilar

LaunchServices
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: A parsing issue in the handling of directory paths was
addressed with improved path validation.
CVE-2026-65382: an anonymous researcher

libxpc
Available for: macOS Tahoe
Impact: An app may be able to bypass sandbox restrictions
Description: An access issue was addressed with additional sandbox
restrictions.
CVE-2026-84577: Dave G. and Alex Radocea of supernetworks.org

Mail
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: This issue was addressed with improved checks.
CVE-2026-84573: Dawuge of Shuffle Team

Mail
Available for: macOS Tahoe
Impact: An attacker in a privileged network position may be able to leak
sensitive user information
Description: A logic issue was addressed with improved checks.
CVE-2026-43787: Armend Gashi

Messages
Available for: macOS Tahoe
Impact: An app may be able to access protected user data
Description: A logic issue was addressed with improved state management.
CVE-2026-43741: Dawuge of Shuffle Team

MobileAccessoryUpdater
Available for: macOS Tahoe
Impact: Connecting a malicious accessory may cause unexpected system
termination
Description: A memory corruption issue was addressed with improved input
validation.
CVE-2026-86924: Matthew Zamat

Model I/O
Available for: macOS Tahoe
Impact: Opening a maliciously crafted file may lead to unexpected
process termination
Description: A buffer overflow was addressed with improved size
validation.
CVE-2026-84497: Yiğit Can YILMAZ (@yilmazcanyigit)

NetworkExtension
Available for: macOS Tahoe
Impact: An app may be able to identify what other apps a user has
installed
Description: An information disclosure issue was addressed with improved
state management.
CVE-2026-84626: Sindre Sorhus, Hoffcona of IES Red Team

NetworkExtension
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: An authorization issue was addressed with improved state
management.
CVE-2026-43695: Claudio Bozzato and Francesco Benvenuto of Cisco Talos

odproxyd
Available for: macOS Tahoe
Impact: An app may be able to gain root privileges
Description: This issue was addressed with improved checks.
CVE-2026-64712: Andreas Jaegersberger & Ro Achterberg of Nosebeard Labs

quarantine
Available for: macOS Tahoe
Impact: An app may be able to break out of its sandbox
Description: The issue was addressed with improved checks.
CVE-2026-84580: an anonymous researcher

quarantine
Available for: macOS Tahoe
Impact: An app may be able to break out of its sandbox
Description: A logic issue was addressed with improved checks.
CVE-2026-84578: Kenneth Chew

QuartzCore
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: This issue was addressed with improved checks.
CVE-2026-84576: Dora Orak, @Ethan Arbuckle, and @leptos_null

Quick Look
Available for: macOS Tahoe
Impact: Processing a maliciously crafted document may lead to an
out-of-bounds read
Description: An integer overflow was addressed with improved input
validation.
CVE-2026-84548: Peter Malone

RealityKit
Available for: macOS Tahoe
Impact: Opening a maliciously crafted file may cause unexpected process
termination or disclose process memory
Description: An out-of-bounds read issue was addressed with improved
input validation.
CVE-2026-84532: stratan (@5tratan), Hongsik Kim (mnur)

RealityKit
Available for: macOS Tahoe
Impact: Processing a maliciously crafted file may lead to unexpected app
termination
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-28966: stratan (@5tratan)

Reminders
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: This issue was addressed with improved checks.
CVE-2026-65403: Rahul Raj

SceneKit
Available for: macOS Tahoe
Impact: Processing a maliciously crafted file may result in disclosure
of process memory
Description: An integer overflow was addressed with improved input
validation.
CVE-2026-84487: stratan (@5tratan), Peter Malone, Dhiyanesh Selvaraj
(@redroot97)

SceneKit
Available for: macOS Tahoe
Impact: An app may be able to cause a denial of service
Description: An integer overflow was addressed with improved input
validation.
CVE-2026-65413: Peter Malone

SceneKit
Available for: macOS Tahoe
Impact: Processing a maliciously crafted 3D model may lead to memory
corruption
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-84546: Narendra Singh (@_3P1C), stratan (@5tratan), Peter
Malone
CVE-2026-84611: Nathaniel Oh (@calysteon)

SceneKit
Available for: macOS Tahoe
Impact: Processing a maliciously crafted 3D model may lead to memory
corruption
Description: The issue was addressed with improved memory handling.
CVE-2026-84632: Peter Malone

SceneKit
Available for: macOS Tahoe
Impact: Processing a maliciously crafted 3D model may lead to memory
corruption
Description: An integer overflow was addressed with improved input
validation.
CVE-2026-84620: Peter Malone

SceneKit
Available for: macOS Tahoe
Impact: Processing a maliciously crafted 3D file may lead to an
out-of-bounds read
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2026-43697: Peter Malone

SceneKit
Available for: macOS Tahoe
Impact: Processing a maliciously crafted 3D scene may lead to unexpected
process termination
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-84526: stratan (@5tratan)

Screen Sharing Server
Available for: macOS Tahoe
Impact: An app may be able to access user-sensitive data
Description: An access issue was addressed with improved access
restrictions.
CVE-2026-43760: Alfredo Pesoli (@__rev) of Bynar.io, wdszzml and Atuin
Automated Vulnerability Discovery Engine

Screen Sharing Server
Available for: macOS Tahoe
Impact: An attacker on the network may be able to authenticate to Screen
Sharing without valid credentials
Description: An authentication issue was addressed with improved state
management.
CVE-2026-65400: Alfredo Pesoli (@__rev) via Bynario Atlas (bynar.io)

Security
Available for: macOS Tahoe
Impact: An attacker in a privileged network position may be able to
intercept network traffic
Description: A certificate validation issue was addressed with improved
certificate validation.
CVE-2026-86889: Jaeho Nam, Jungbum Lee, Sangwi Kang, Hyeonguk Ko and
Taekyoung Kwon from SNU CSE MMLAB (mmlab.snu.ac.kr)

Security
Available for: macOS Tahoe
Impact: An attacker with a compromised intermediate certificate
authority may be able to issue certificates with arbitrary extended key
usages
Description: A certificate validation issue was addressed with improved
certificate validation.
CVE-2026-86881: Surya Narayan Kushwaha, Roman Zabicki, John Lussier,
Filip Olszak

SMB
Available for: macOS Tahoe
Impact: Mounting a maliciously crafted SMB network share may lead to
system termination
Description: A use-after-free issue was addressed with improved memory
management.
CVE-2026-43719: Jakob Pammer, Bruce Dang of Calif.io in collaboration
with Claude and Anthropic Research

SMB
Available for: macOS Tahoe
Impact: Connecting to a malicious SMB server may cause unexpected system
termination or corrupt kernel memory
Description: An out-of-bounds access issue was addressed with improved
bounds checking.
CVE-2026-84543: Peter Malone

SMB
Available for: macOS Tahoe
Impact: A local user may be able to read kernel memory
Description: A race condition was addressed with improved locking.
CVE-2026-43690: Bruce Dang of Calif.io in collaboration with Claude and
Anthropic Research

SMB
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2026-65376: 재영 정, Bruce Dang of Calif.io in collaboration with
Claude and Anthropic Research

SMB
Available for: macOS Tahoe
Impact: Connecting to a malicious SMB server may lead to unexpected
system termination
Description: An integer underflow was addressed with improved input
validation.
CVE-2026-84536: 재영 정, Peter Malone, Feng Xue and XGPT of ThreatBook

SMB
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination or
corrupt kernel memory
Description: The issue was addressed with improved memory handling.
CVE-2026-84537: Peter Malone, Feng Xue and XGPT of ThreatBook

SMB
Available for: macOS Tahoe
Impact: Connecting to a malicious SMB share may disclose kernel memory
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2026-65365: Jay Patel, Peter Malone

SMB
Available for: macOS Tahoe
Impact: Connecting to a malicious SMB server may lead to kernel memory
corruption
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-84515: 재영 정, Peter Malone

SMB
Available for: macOS Tahoe
Impact: Connecting to a malicious SMB server may lead to unexpected
system termination
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2026-84509: Dave G.

smbx
Available for: macOS Tahoe
Impact: A remote attacker may be able to cause a denial-of-service
Description: A resource exhaustion issue was addressed with improved
input validation.
CVE-2026-84553: Stuart Thomas

Software Update
Available for: macOS Tahoe
Impact: An app may be able to modify protected system files
Description: A permissions issue was addressed with improved path
validation.
CVE-2026-84609: YingMuo (@YingMuo) of DEVCORE Research Team

SoftwareUpdate
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: This issue was addressed with improved checks.
CVE-2026-65361: Rodolphe BRUNETTI (@eisw0lf) of Lupus Nova

Spotlight
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: An authorization issue was addressed with improved state
management.
CVE-2026-65378: Sindre Sorhus, Abodi Dawoud, 糖豆爸爸(@晴天组织), Robert Mindo,
Niels Hofmans

Spotlight
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: An authorization issue was addressed with improved access
control.
CVE-2026-84621: Abodi Dawoud, Ujjwal Reddy Kalvolu Sreenivasa Reddy,
Johan Wahyudi, Armend Gashi

Storage
Available for: macOS Tahoe
Impact: An app may be able to access user-sensitive data
Description: A permissions issue was addressed with additional
restrictions.
CVE-2026-65345: 이재영, Seung Je Seong, Jakob Pammer, Ilya Andr (andrd3v)
of Positive Technologies

Storage
Available for: macOS Tahoe
Impact: An app may be able to modify protected parts of the file system
Description: A permissions issue was addressed with additional
restrictions.
CVE-2026-65348: Jérôme Djouder

StorageKit
Available for: macOS Tahoe
Impact: An app may be able to read arbitrary files
Description: A validation issue was addressed with improved input
sanitization.
CVE-2026-43791: Amy (amys.website), Meridian Miftari, Aaron Grattafiori
- - NVIDIA AI Red Team

Symptom Framework
Available for: macOS Tahoe
Impact: A malicious application may be able to determine a user's
current location
Description: A privacy issue was addressed with improved private data
redaction for log entries.
CVE-2026-84513: Sindre Sorhus

TCC
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: A logging issue was addressed with improved data redaction.
CVE-2026-84527: Zeyang Li&Yuxiang Wang of Chongqing Telecom

udf
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination or
read kernel memory
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2026-84572: Tomi (tk0) Koski (@tomikoski), Hari Shanmugam (The Hxr1)

udf
Available for: macOS Tahoe
Impact: An app may be able to execute arbitrary code with kernel
privileges
Description: A use after free issue was addressed with improved memory
management.
CVE-2026-84506: Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927)
of STAR Labs SG Pte. Ltd.

WebDAV
Available for: macOS Tahoe
Impact: Connecting to a malicious WebDAV server may lead to unexpected
app termination
Description: An out-of-bounds write issue was addressed by removing the
vulnerable code.
CVE-2026-43677: bubu, Surya Narayan Kushwaha, Roman Zabicki, Richard
Zana, Omar Cerrito, HE WEI（ギカク）, Chris Bailey - Short Circuit, Bruce
Dang of Calif.io in collaboration with Claude and Anthropic Research,
Aswin Kumar Gokulakannan

WebDAV
Available for: macOS Tahoe
Impact: Connecting to a malicious WebDAV server may result in code
execution
Description: A memory corruption issue was addressed with improved
validation.
CVE-2026-65374: He Wei（ギカク), Bruce Dang of Calif.io in collaboration
with Claude and Anthropic Research

XPC
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: An authorization issue was addressed with improved state
management.
CVE-2026-84617: Stuart Wallace

Additional recognition

AVEVideoEncoder
We would like to acknowledge tamdao for their assistance.

Bluetooth
We would like to acknowledge Suresh Sundaram for their assistance.

Calendar
We would like to acknowledge Dany Assuid, Jacob Hazak from Zero-Defense
Labs, Varik Matevosyan, stratan (@5tratan) for their assistance.

dcerpc
We would like to acknowledge Surya Narayan Kushwaha for their
assistance.

Kernel
We would like to acknowledge Billy Jheng Bing Jhong and Pan Zhenpeng
(@Peterpan0927) of STAR Labs SG Pte. Ltd., Nebula Security
(@nebusecurity) for their assistance.

quarantine
We would like to acknowledge an anonymous researcher for their
assistance.

Quick Look
We would like to acknowledge Peter Malone for their assistance.

rapportd
We would like to acknowledge Tae Woo Kim for their assistance.

Shortcuts
We would like to acknowledge Owen Pawling (@owenpawling) for their
assistance.

Virtualization
We would like to acknowledge Ye Zhang (@VAR10CK) of Baidu Security for
their assistance.

WindowServer
We would like to acknowledge Jex Amro for their assistance.

xar
We would like to acknowledge Matthew Dean for their assistance.

macOS Tahoe 26.7 may be obtained from the Mac App Store or Apple's
Software Downloads web site: https://support.apple.com/downloads/

All information is also posted on the Apple Security Releases
web site: https://support.apple.com/100100.

This message is signed with Apple's Product Security PGP key,
and details are available at:
https://www.apple.com/support/security/pgp/

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