APPLE-SA-07-27-2026-2 macOS Tahoe 26.6

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

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APPLE-SA-07-27-2026-2 macOS Tahoe 26.6

macOS Tahoe 26.6 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/en-us/128067.

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

Accounts
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: An access issue was addressed with additional sandbox
restrictions.
CVE-2026-43819: Omar Cerrito

Accounts
Available for: macOS Tahoe
Impact: An app may be able to gain root privileges
Description: A parsing issue in the handling of directory paths was
addressed with improved path validation.
CVE-2026-43749: Adam Franke, Ashish Kunwar, Trung Nguyen (@everping) of
CyStack

Accounts Framework
Available for: macOS Tahoe
Impact: An app may be able to fingerprint the user
Description: This issue was addressed with improved data protection.
CVE-2026-64733: Rosyna Keller of Totally Not Malicious Software
(paradisefacade.com)

afpfs
Available for: macOS Tahoe
Impact: A remote attacker may be able to cause unexpected system
termination or corrupt kernel memory
Description: A buffer overflow was addressed with improved bounds
checking.
CVE-2026-64767: Dave G.

apache
Available for: macOS Tahoe
Impact: A remote attacker may be able to cause a denial-of-service
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-2026-23918: Юлия Мерцалова

APFS
Available for: macOS Tahoe
Impact: A remote user may be able to cause unexpected system termination
or corrupt kernel memory
Description: The issue was addressed with improved memory handling.
CVE-2026-64695: Peter Malone

App Store
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: This issue was addressed with improved checks.
CVE-2026-43801: Rahul Raj

Apple Account
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: A race condition was addressed with improved state
handling.
CVE-2026-43781: Pinak Oza

Apple Account
Available for: macOS Tahoe
Impact: A malicious app may be able to break out of its sandbox
Description: An authorization issue was addressed with improved state
management.
CVE-2026-64737: Robert Mindo

Apple Neural Engine
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-43748: an anonymous researcher, tamdao, Franco Belman at
Blackwing Intelligence

Apple Neural Engine
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-2026-28928: Dun

AppleDouble
Available for: macOS Tahoe
Impact: Processing a maliciously crafted file may lead to unexpected app
termination or arbitrary code execution
Description: A buffer overflow was addressed with improved bounds
checking.
CVE-2026-43776: Irvin Wang, Peter Malone, Nicolas Rabrenovic

AppleRAID
Available for: macOS Tahoe
Impact: A local user may be able to read kernel memory
Description: A buffer overflow was addressed with improved bounds
checking.
CVE-2026-43681: impost0r (ret2plt), David Ige - Beryllium Security

Assets
Available for: macOS Tahoe
Impact: A malicious application may be able to bypass Privacy
preferences
Description: An authorization issue was addressed with improved state
management.
CVE-2026-43672: 이재영

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

Audio
Available for: macOS Tahoe
Impact: An app may be able to break out of its sandbox
Description: An access issue was addressed with additional sandbox
restrictions.
CVE-2026-64702: John Lussier

Audio
Available for: macOS Tahoe
Impact: An app may be able to cause a denial-of-service
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-64725: Seonung Park, ALTV!ST (altvi.st/)

AuthKit
Available for: macOS Tahoe
Impact: An app may be able to fingerprint the user
Description: A permissions issue was addressed with additional
restrictions.
CVE-2026-43730: David Strnadel

AVEVideoEncoder
Available for: macOS Tahoe
Impact: An app may be able to execute arbitrary code with kernel
privileges
Description: A buffer overflow was addressed with improved size
validation.
CVE-2026-64747: Franco Belman at Blackwing Intelligence

AVEVideoEncoder
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-2026-64762: Dun, Franco Belman at Blackwing Intelligence

BackgroundAssets
Available for: macOS Tahoe
Impact: An app may be able to delete files for which it does not have
permission
Description: A permissions issue was addressed with improved validation.
CVE-2026-64707: YingQi Shi (@Mas0nShi) of DBAppSecurity's WeBin lab

cd9660
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination or
read kernel memory
Description: The issue was addressed with improved memory handling.
CVE-2026-64698: an anonymous researcher, Richard Zana, Nathaniel Oh
(@calysteon), Peter Malone

CloudAttestation
Available for: macOS Tahoe
Impact: A maliciously crafted app may be able to bypass code signing
enforcement
Description: A validation issue was addressed with improved input
sanitization.
CVE-2026-43813: Anton Pakhunov

Contacts
Available for: macOS Tahoe
Impact: An app may be able to add contacts without user authorization
Description: An authorization issue was addressed with improved
validation.
CVE-2026-64746: Rodolphe BRUNETTI (@eisw0lf) of Lupus Nova, Daniel
Febrero

Contacts
Available for: macOS Tahoe
Impact: Processing a maliciously crafted contact may leak sensitive data
Description: The issue was addressed with improved checks.
CVE-2026-64734: Daniel Williams

Contacts
Available for: macOS Tahoe
Impact: An app may be able to access information about a user's contacts
Description: This issue was addressed with improved checks.
CVE-2026-43797: Arni Hardarson (Neonix Security)

Control Center
Available for: macOS Tahoe
Impact: An app may be able to access user-sensitive data
Description: A logic issue was addressed with improved validation.
CVE-2026-43756: 이재영

Core Services
Available for: macOS Tahoe
Impact: An app may be able to gain root privileges
Description: A race condition was addressed with improved state
handling.
CVE-2026-43693: Gergely Kalman (@gergely_kalman)

CoreAudio
Available for: macOS Tahoe
Impact: Processing a maliciously crafted audio file may corrupt process
memory
Description: The issue was addressed with improved memory handling.
CVE-2026-43673: Anonymous working with TrendAI Zero Day Initiative

CoreAudio
Available for: macOS Tahoe
Impact: Processing an audio stream in a maliciously crafted media file
may terminate the process
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-43744: Mathis Mansière, an anonymous researcher

CoreAudio
Available for: macOS Tahoe
Impact: A remote attacker may be able to cause unexpected system
termination
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-43803: Rahul Raj

CoreMedia
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-2026-43775: Csaba Fitzl (@theevilbit) of Iru
CVE-2026-43759: 이재영, Rajdip Dey Sarkar, Arni Hardarson (Neonix Security)

CoreMedia
Available for: macOS Tahoe
Impact: Processing a maliciously crafted video file may lead to
unexpected app termination
Description: A memory corruption issue was addressed with improved
memory handling.
CVE-2026-43711: James Duffy (@0x4A616D657344)

CoreVideo
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-43802: an anonymous researcher

Crash Reporter
Available for: macOS Tahoe
Impact: An app may be able to leak sensitive user information
Description: A privacy issue was addressed by removing sensitive data.
CVE-2026-64710: Matthew Schneider

CUPS
Available for: macOS Tahoe
Impact: A malicious app may be able to gain root privileges
Description: A permissions issue was addressed with additional
restrictions.
CVE-2026-39875: Dallas Dubs, Aaron Grattafiori - NVIDIA AI Red Team,
XBreach.ai, Andreas Jaegersberger & Ro Achterberg of Nosebeard Labs

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

curl
Available for: macOS Tahoe
Impact: Authentication credentials may be sent to a server on another
origin
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-2026-3784
CVE-2026-3783

Data Detectors UI
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-2026-43758: HvxyZLF

DesktopServices
Available for: macOS Tahoe
Impact: An app may bypass Gatekeeper checks
Description: A file quarantine bypass was addressed with additional
checks.
CVE-2026-64708: Lance Cain - Offensive Security Engineer, SpecterOps
Inc.

Disk Images
Available for: macOS Tahoe
Impact: An app may be able to disclose kernel memory
Description: The issue was addressed with improved bounds checks.
CVE-2026-64776: Hyunwoo Kim (@v4bel)

Disk Images
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-2026-64694: Gil Portnoy & Henry

Disk Images
Available for: macOS Tahoe
Impact: Parsing a maliciously crafted file may lead to an unexpected app
termination
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2026-43747: Anthony Laou Hine Tsuei (@anarcheuz)

Disk Images
Available for: macOS Tahoe
Impact: An app may be able to bypass network restrictions
Description: A permissions issue was addressed with additional sandbox
restrictions.
CVE-2026-28945: Ayaan Ahmad

DriverKit
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: An issue existed in the handling of environment variables.
This issue was addressed with improved validation.
CVE-2026-43793: erdene-och Byambabayar

DriverKit
Available for: macOS Tahoe
Impact: An attacker with physical access to a locked device may be able
to view sensitive user information
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2026-43753: Niels Hofmans

Foundation
Available for: macOS Tahoe
Impact: A malicious app may be able to access protected user data
Description: The issue was addressed with improved input sanitization.
CVE-2026-43714: an anonymous researcher

Game Center
Available for: macOS Tahoe
Impact: A malicious app may be able to break out of its sandbox
Description: A parsing issue in the handling of directory paths was
addressed with improved path validation.
CVE-2026-64740: Manuel Fernandez (Stackhopper Security)

Game Center
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-2026-43796: Ilya Andr (andrd3v) of Positive Technologies, Stanislav
Jelezoglo

GPU Drivers
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: A buffer overflow was addressed with improved size
validation.
CVE-2026-64691: Somair Ansar, Josh Maine of Calif.io, Johnny Franks
(@zeroxjf), hxr1, Alexandre Soleiman, Alexander Tarasikov and Ruslan
Dautov, Ruslan Dautov

Heimdal
Available for: macOS Tahoe
Impact: An app may be able to cause a denial-of-service
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2026-64692: Redon Gashi

HFS
Available for: macOS Tahoe
Impact: A remote user may be able to cause unexpected system termination
or corrupt kernel memory
Description: The issue was addressed with improved memory handling.
CVE-2026-43682: Trung Nguyen (@everping) of CyStack, Dave G., Nicolas
Rabrenovic, Atul R V & Ashmit Sharma, Peter Malone

HFS
Available for: macOS Tahoe
Impact: Processing a maliciously crafted image may lead to arbitrary
code execution
Description: A buffer overflow was addressed with improved bounds
checking.
CVE-2026-28981: Hcamael and 章鱼哥@aipy （aipyaipy.com）, Aswin Kumar
Gokulakannan, Surya Narayan Kushwaha, Dun

HFS
Available for: macOS Tahoe
Impact: Mounting a maliciously crafted disk image may cause unexpected
system termination or corrupt kernel memory
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2026-43773: Richard Zana, Peter Malone, Surya Narayan Kushwaha,
Hyunwoo Kim (@v4bel), Cem Onat Karagun

HFS
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-2026-43767: Hyunwoo Kim (@v4bel)

HFS
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-2026-43764: Tristan Madani (@TristanInSec) from Talence Security

HFS
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-2026-64697: Peter Malone

HFS
Available for: macOS Tahoe
Impact: An attacker may be able to cause unexpected system termination
or corrupt kernel memory
Description: The issue was addressed with improved memory handling.
CVE-2026-43710: Peter Malone

ImageIO
Available for: macOS Tahoe
Impact: Processing a maliciously crafted texture may lead to unexpected
app termination
Description: An integer overflow was addressed with improved input
validation.
CVE-2026-43780: Michael DePlante (@izobashi) of TrendAI Zero Day
Initiative

ImageIO
Available for: macOS Tahoe
Impact: Processing a maliciously crafted image may lead to arbitrary
code execution
Description: An integer overflow was addressed with improved input
validation.
CVE-2026-43818: an anonymous researcher

ImageIO
Available for: macOS Tahoe
Impact: Processing a maliciously crafted image may corrupt process
memory
Description: The issue was addressed with improved memory handling.
CVE-2026-64716: Arni Hardarson, Jonathan Alush-Aben, Peter Malone

ImageIO
Available for: macOS Tahoe
Impact: Processing a maliciously crafted file may lead to unexpected app
termination
Description: The issue was addressed with improved bounds checks.
CVE-2026-64758: 진규정 (Gyujeong Jin, @G1uN4sh)

ImageIO
Available for: macOS Tahoe
Impact: Processing a maliciously crafted file may lead to a
denial-of-service
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-64754: PETOWORKS의 Bugeun Choi (@Bugeun), Rahul Raj

ImageIO
Available for: macOS Tahoe
Impact: Processing a maliciously crafted image may lead to a
denial-of-service
Description: A type confusion issue was addressed with improved checks.
CVE-2026-64693: Geonha Lee (@leegn4a)

IOKit
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination or
write kernel memory
Description: A race condition was addressed with improved state
handling.
CVE-2026-43805: 이재영

Kernel
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: This issue was addressed with improved checks.
CVE-2026-43782: Igor Ushakov

Kernel
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-2026-64749: Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927)
of STAR Labs SG Pte. Ltd., Ashish Kunwar, Hiroki Imai (LAC Co., Ltd.),
hxr1

Kernel
Available for: macOS Tahoe
Impact: An app may be able to disclose kernel memory
Description: An information leakage was addressed with additional
validation.
CVE-2026-64744: Ryan Hileman via Xint Code (xint.io)

Kernel
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination or
corrupt kernel memory
Description: A use after free issue was addressed with improved memory
management.
CVE-2026-43778: f0r of MurphySec, Feng Xue and XGPT of ThreatBook,
Mahmoud Abdelmoniem, an anonymous researcher, Wang Yu, Lyutoon, Hiroki
Imai (LAC Co., Ltd.), DARKNAVY (@DarkNavyOrg), Fábio Luís @scanpt,
Nicolas Rabrenovic

Kernel
Available for: macOS Tahoe
Impact: A remote user may be able to cause unexpected system termination
or corrupt kernel memory
Description: A race condition was addressed with improved locking.
CVE-2026-28982: Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927)
of STAR Labs SG Pte. Ltd., Adam Doupé of ASU SEFCOM

Kernel
Available for: macOS Tahoe
Impact: An app may be able to disclose kernel memory
Description: The issue was addressed with improved memory handling.
CVE-2026-64709: Pasquale Scola, Billy Jheng Bing Jhong and Pan Zhenpeng
(@Peterpan0927) of STAR Labs SG Pte. Ltd.

Kernel
Available for: macOS Tahoe
Impact: A remote attacker may be able to bypass network filters
Description: An inconsistent user interface issue was addressed with
improved state management.
CVE-2026-64735: Gor Aleksanyan

Kernel
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-43739: impost0r (ret2plt), Ruslan Dautov, Aleksandr Tarasikov,
jay, Dhiyanesh Selvaraj (@redroot97), Vinay Kumar Rasala (Xplo8E) from
Appknox, Lyutoon, DongJun Kim (smlijun) with UIUC, Hwiwon Lee (hwiwonl)
with UIUC, Jongseong Kim (nevul37) with UIUC, Younggi Park (grill66)
with UIUC, Peter Malone, an anonymous researcher, Hari Shanmugam (The
Hxr1), Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927) of STAR
Labs SG Pte. Ltd., Marco Grassi, Dun, Daniele Castronovo, Michal
Kosiorek
CVE-2026-43816: Josh Maine of Calif.io, Ruslan Dautov, 재영 정, @rootxran
(Rao Ali Nawaz), Chanwit Muenprakoddee (ChemIndy), an anonymous
researcher, Ye Zhang (@VAR10CK) of Baidu Security, Franco Belman at
Blackwing Intelligence, Christian Figueroa, Johnny Franks (@zeroxjf),
Ashmit Sharma & Atul RV, Peter Malone, Muhamad Syaiful, Muneeb Amin
Bhat, Dhiyanesh Selvaraj (@redroot97), Ali Marzouq, Bountyy Oy - Mihalis
Haatainen, Huy Nguyen (@34306) of Calif.io

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-2026-43822: Eddy Tsalolikhin, Michal Kosiorek
CVE-2026-64729: Josh Maine of Calif.io, beist, Adam Doupé of ASU SEFCOM,
Dun, Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927) of STAR
Labs SG Pte. Ltd., Johnny Franks (@zeroxjf)
CVE-2026-43814: Somair Ansar, Huy Nguyen (@34306) of Calif.io
CVE-2026-64700: Asjid Kalam (@odinshell)
CVE-2026-43799: Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927)
of STAR Labs SG Pte. Ltd.

Kernel
Available for: macOS Tahoe
Impact: Connecting to a malicious NFS server may lead to kernel memory
corruption
Description: A buffer overflow was addressed with improved bounds
checking.
CVE-2026-28931: Redon Gashi, Abhijeet Singh (linkedin.com/in/abhiunix/),
Peter Malone, Omar Cerrito

Kernel
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-2026-43817: Huy Nguyen (@34306) of Calif.io
CVE-2026-43809: Billy Jheng Bing Jhong and Pan Zhenpeng (@Peterpan0927)
of STAR Labs SG Pte. Ltd.
CVE-2026-43757: Wang Yu, 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-2026-43769: 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 type confusion issue was addressed with improved memory
handling.
CVE-2026-64727: Ye Zhang (@VAR10CK) of Baidu Security

Kernel
Available for: macOS Tahoe
Impact: A remote user may be able to cause unexpected system termination
or corrupt kernel memory
Description: The issue was addressed with improved memory handling.
CVE-2026-43810: 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 memory initialization issue was addressed with improved
memory handling.
CVE-2026-64775: Ryan Hileman via Xint Code (xint.io)

Kernel
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: A logic issue was addressed with improved checks.
CVE-2026-64723: Ji'an Zhou, Mingxuan Yang, Ye Zhang

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-2026-64720: an anonymous researcher, Asjid Kalam (@odinshell), Jian
Zhou and Ye Zhang

Kernel
Available for: macOS Tahoe
Impact: An app may be able to leak sensitive kernel state
Description: This issue was addressed with improved redaction of
sensitive information.
CVE-2026-43754: Calif Research, Ernesto Martínez García

Kernel
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination or
write kernel memory
Description: A use after free issue was addressed with improved memory
management.
CVE-2026-64751: N.M.Praveen Nawarathne (@zblockrat)

Kernel
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: This issue was addressed through improved state management.
CVE-2026-64721: Lukas Gerlach

libarchive
Available for: macOS Tahoe
Impact: Processing a maliciously crafted file may result in disclosure
of process memory
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-2026-4424

libc
Available for: macOS Tahoe
Impact: A malicious app may be able to break out of its sandbox
Description: An integer overflow was addressed with improved input
validation.
CVE-2026-28973: an anonymous researcher

Libnotify
Available for: macOS Tahoe
Impact: An attacker may be able to cause unexpected app termination
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-64739: Feng Xue and XGPT of ThreatBook, Dun

LoginWindow
Available for: macOS Tahoe
Impact: An attacker with physical access to a locked device may be able
to view sensitive user information
Description: An authorization issue was addressed with improved state
management.
CVE-2026-43766: Amy (amys.website)

Managed Configuration
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-2026-64743: Daniel Febrero

Maps
Available for: macOS Tahoe
Impact: A malicious app may be able to break out of its sandbox
Description: A permissions issue was addressed with additional
restrictions.
CVE-2026-64738: Nathaniel Oh (@calysteon), Robert Mindo

mDNSResponder
Available for: macOS Tahoe
Impact: A local attacker may be able to cause a denial of service
Description: A denial of service issue was addressed by removing the
vulnerable code.
CVE-2026-43806: He Wei (ギカク), 章鱼哥 (@aipy) of aipyaipy.com, Jex Amro, Cem
Onat Karagun

mDNSResponder
Available for: macOS Tahoe
Impact: An attacker on the local network may be able to cause a
denial-of-service
Description: The issue was addressed with improved memory handling.
CVE-2026-64724: Daisuke Hatakeyama (@SYZD Research)

MediaRemote
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-2026-43723: Richard Zana, Andreas Jaegersberger & Ro Achterberg of
Nosebeard Labs

Metal
Available for: macOS Tahoe
Impact: A malicious app may be able to corrupt memory of a system
process
Description: The issue was addressed with improved memory handling.
CVE-2026-28911: yk lin of @pixiepointsec

Model I/O
Available for: macOS Tahoe
Impact: Processing a maliciously crafted image may corrupt process
memory
Description: The issue was addressed with improved memory handling.
CVE-2026-43733: Michael DePlante (@izobashi) of TrendAI Zero Day
Initiative
CVE-2026-43729: Michael DePlante (@izobashi) of TrendAI Zero Day
Initiative

Model I/O
Available for: macOS Tahoe
Impact: A remote attacker may be able to cause unexpected application
termination or heap corruption
Description: An out-of-bounds write issue was addressed with improved
input validation.
CVE-2026-64772: stratan (@5tratan), wh0am1i

Model I/O
Available for: macOS Tahoe
Impact: A remote attacker may be able to cause unexpected application
termination or heap corruption
Description: A buffer overflow was addressed with improved bounds
checking.
CVE-2026-64771: wh0am1i

Model I/O
Available for: macOS Tahoe
Impact: Processing a 3D model may result in disclosure of process memory
Description: A buffer overflow issue was addressed with improved memory
handling.
CVE-2026-64722: wh0am1i

Model I/O
Available for: macOS Tahoe
Impact: A remote attacker may be able to cause unexpected application
termination or heap corruption
Description: An integer overflow was addressed with improved input
validation.
CVE-2026-64774: stratan (@5tratan)

Model I/O
Available for: macOS Tahoe
Impact: A remote attacker may be able to cause unexpected application
termination or heap corruption
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-64770: stratan (@5tratan)
CVE-2026-64769: stratan (@5tratan)

Model I/O
Available for: macOS Tahoe
Impact: A remote attacker may cause an unexpected app termination
Description: An out-of-bounds read issue was addressed with improved
input validation.
CVE-2026-64768: stratan (@5tratan)

Net-SNMP
Available for: macOS Tahoe
Impact: An app may be able to cause a denial-of-service
Description: A stack overflow was addressed with improved input
validation.
CVE-2026-43771: Robert Tran

NetFSFramework
Available for: macOS Tahoe
Impact: An app may be able to break out of its sandbox
Description: A path traversal issue was addressed with improved input
validation.
CVE-2026-43772: Mickey Jin (@patch1t)

NSColorPanel
Available for: macOS Tahoe
Impact: An app may be able to leak sensitive user information
Description: This issue was addressed with additional entitlement
checks.
CVE-2026-64711: Koh M. Nakagawa (@tsunek0h) of FFRI Security, Inc.

PackageKit
Available for: macOS Tahoe
Impact: A user may be able to elevate privileges
Description: A logic issue was addressed with improved restrictions.
CVE-2026-28912: Matej Moravec (@MacejkoMoravec)

PackageKit
Available for: macOS Tahoe
Impact: An app may be able to modify protected parts of the file system
Description: This issue was addressed with improved handling of
symlinks.
CVE-2026-43765: Mickey Jin (@patch1t)

Printing
Available for: macOS Tahoe
Impact: A malicious app may be able to break out of its sandbox
Description: A path handling issue was addressed with improved
validation.
CVE-2026-64731: Sindre Sorhus, Richard Zana

Pro Res
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-2026-43812: Francisco Knabe

quarantine
Available for: macOS Tahoe
Impact: An app may be able to cause unexpected system termination or
write kernel memory
Description: The issue was addressed with improved memory handling.
CVE-2026-43694: Hcamael and 章鱼哥@aipy （aipyaipy.com）, JC Alvarado of
Stripe, Jacob Hazak

Remote Management
Available for: macOS Tahoe
Impact: A malicious app may be able to gain root privileges
Description: A permissions issue was addressed with additional
restrictions.
CVE-2026-39874: @pixiepointsec

Safari
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-2026-43792: Ilya Andr (andrd3v)

SceneKit
Available for: macOS Tahoe
Impact: Processing a maliciously crafted file may lead to unexpected app
termination or arbitrary code execution
Description: An integer overflow was addressed with improved input
validation.
CVE-2026-64766: stratan (@5tratan)
CVE-2026-64765: stratan (@5tratan)

SceneKit
Available for:
Impact: Processing a maliciously crafted file may lead to unexpected app
termination or arbitrary code execution
Description: An out-of-bounds write issue was addressed with improved
bounds checking.
CVE-2026-64764: stratan (@5tratan)

SceneKit
Available for: macOS Tahoe
Impact: Processing a maliciously crafted file may lead to unexpected app
termination or arbitrary code execution
Description: An out-of-bounds write issue was addressed by removing the
vulnerable code.
CVE-2026-64763: stratan (@5tratan)

Screen Sharing Server
Available for: macOS Tahoe
Impact: An app may be able to intercept network connections intended for
another process
Description: A logic issue was addressed with improved restrictions.
CVE-2026-43779: Dave G., Asaf Cohen

Screen Sharing Server
Available for: macOS Tahoe
Impact: A remote attacker may be able to cause a denial of service
Description: This issue was addressed with improved input validation.
CVE-2026-43777: Junming C.(Chapoly1305)

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

Security
Available for: macOS Tahoe
Impact: An attacker may be able to modify the state of the Keychain
Description: This issue was addressed through improved state management.
CVE-2026-43728: Bob Gendler of the National Institute of Standards and
Technology

SecurityAgent
Available for: macOS Tahoe
Impact: An app may be able to gain root privileges
Description: A race condition was addressed with improved state
management.
CVE-2026-43755: Mickey Jin (@patch1t)

Siri
Available for: macOS Tahoe
Impact: A person with physical access to a locked device may be able to
access contacts and photos
Description: This issue was addressed with additional restrictions on
the lock screen.
CVE-2026-64745: Vivek Dhar, ASI (RM) in Border Security Force, FTR HQ
BSF Kashmir

Siri
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: An information disclosure issue was addressed by removing
the vulnerable code.
CVE-2026-43800: Stanislav Jelezoglo

SMB
Available for: macOS Tahoe
Impact: Connecting to a malicious SMB server may lead to unexpected
system termination
Description: The issue was addressed with improved memory handling.
CVE-2026-39873: Peter Malone

SMB
Available for: macOS Tahoe
Impact: A remote user may be able to cause unexpected system termination
or corrupt kernel memory
Description: The issue was addressed with improved memory handling.
CVE-2026-64696: Feng Xue and XGPT of ThreatBook, Peter Malone

SMB
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-2026-64704: Claudio Bozzato and Francesco Benvenuto of Cisco Talos,
Aswin Kumar Gokulakannan, Kitten Food, Peter Malone, Calif.io in
collaboration with Claude and Anthropic Research

Spotlight
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: An out-of-bounds read was addressed with improved bounds
checking.
CVE-2026-43774: Csaba Fitzl (@theevilbit) of Iru

StorageKit
Available for: macOS Tahoe
Impact: An app may be able to access sensitive user data
Description: A race condition was addressed with additional validation.
CVE-2026-43770: Tien-Chih Lin of CyCraft Technology

udf
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-2026-43768: Hyunwoo Kim (@v4bel)

WebDAV
Available for: macOS Tahoe
Impact: An app may be able to cause a denial-of-service
Description: A use after free issue was addressed with improved memory
management.
CVE-2026-64703: Bruce Dang of Calif.io in collaboration with Claude and
Anthropic Research

WebDAV
Available for: macOS Tahoe
Impact: An app may be able to disclose kernel memory
Description: A memory initialization issue was addressed with improved
memory handling.
CVE-2026-64699: Bruce Dang of Calif.io

WebKit
Available for: macOS Tahoe
Impact: Processing maliciously crafted web content may result in the
disclosure of process memory
Description: The issue was addressed with improved memory handling.
WebKit Bugzilla: 308046
CVE-2026-43740: Arni Hardarson, Nathaniel Oh (@calysteon)

WebKit
Available for: macOS Tahoe
Impact: Websites may know if the user has visited a given link
Description: This issue was addressed with improved checks.
WebKit Bugzilla: 316827
CVE-2026-64713: Kwak Kiyong, Song Nuri

WebKit
Available for: macOS Tahoe
Impact: Visiting a website that frames malicious content may lead to UI
spoofing
Description: The issue was addressed with improved UI.
WebKit Bugzilla: 311660
CVE-2026-64730: Kagami Rosylight of Mozilla

WebKit
Available for: macOS Tahoe
Impact: Maliciously crafted web content may violate iframe sandboxing
policy
Description: A permissions issue was addressed with improved validation.
WebKit Bugzilla: 313220
CVE-2026-64728: an anonymous researcher

WebKit
Available for: macOS Tahoe
Impact: Processing maliciously crafted web content may lead to an
unexpected Safari crash
Description: A use-after-free issue was addressed with improved memory
management.
WebKit Bugzilla: 313521
CVE-2026-64783: 杉山 壮太, lattice, Behzad Najjarpour Jabbari (@_G4ru_),
Junyeong Lee, Mooth.ai, OGINOME Tomohito, Using GLM From Z.AI, Gia Bui
(@yabeow) from Calif.io

WebKit
Available for: macOS Tahoe
Impact: Processing maliciously crafted web content may lead to an
unexpected Safari crash
Description: A memory corruption issue was addressed with improved state
management.
WebKit Bugzilla: 315082
CVE-2026-64757: Milad Nasr and Nicholas Carlini with Claude, Anthropic

WebKit
Available for: macOS Tahoe
Impact: Visiting a website may lead to an app denial-of-service
Description: This issue was addressed through improved state management.
WebKit Bugzilla: 316816
CVE-2026-43804: Heiko Kiesel of SEEMOO, TU Darmstadt

WebKit
Available for: macOS Tahoe
Impact: An app may be able to read files outside of its sandbox
Description: An access issue was addressed with improved access
restrictions.
WebKit Bugzilla: 314867
CVE-2026-43821: Brian Carpenter

WebKit Canvas
Available for: macOS Tahoe
Impact: Processing maliciously crafted web content may lead to an
unexpected Safari crash
Description: A use-after-free issue was addressed with improved memory
management.
WebKit Bugzilla: 313935
CVE-2026-64718: OGINOME Tomohito, an anonymous researcher

WebRTC
Available for: macOS Tahoe
Impact: Processing maliciously crafted web content may lead to an
unexpected Safari crash
Description: An out-of-bounds access issue was addressed with improved
bounds checking.
WebKit Bugzilla: 319404
CVE-2026-64719: Shaheen Fazim

Wi-Fi
Available for: macOS Tahoe
Impact: An attacker in physical proximity may be able to corrupt process
memory
Description: The issue was addressed with improved memory handling.
CVE-2026-64726: Mathis Mansière, Peter Malone

Wi‑Fi
Available for: macOS Tahoe
Impact: An app may be able to execute arbitrary code out of its sandbox
or with certain elevated privileges
Description: A buffer overflow was addressed with improved bounds
checking.
CVE-2026-43750: an anonymous researcher

xar
Available for: macOS Tahoe
Impact: An app may be able to cause a denial of service
Description: A logic issue existed resulting in memory corruption. This
was addressed with improved state management.
CVE-2026-28932: Mathis Mansière

Additional recognition

Audio
We would like to acknowledge Niels Hofmans for their assistance.

copyfile
We would like to acknowledge Keisuke Hosoda for their assistance.

CoreAnalytics
We would like to acknowledge Alan Banderas (@creeper4004) for their
assistance.

CoreMedia
We would like to acknowledge yaohway for their assistance.

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

Disk Images
We would like to acknowledge Jordy Zomer (@pwningsystems), Phillip
Groves, Richard Zana for their assistance.

DriverKit
We would like to acknowledge Niels Hofmans for their assistance.

Foundation
We would like to acknowledge Nick Cook, Sentry Flag for their
assistance.

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

IOStorageFamily
We would like to acknowledge Aswin Kumar Gokula Kannan, Surya Narayan
Kushwaha, Yatin Taneja for their assistance.

Kernel
We would like to acknowledge Billy Jheng Bing Jhong and Pan Zhenpeng
(@Peterpan0927) of STAR Labs SG Pte. Ltd., Chris Betz, Hiroki Imai (LAC
Co., Ltd.), James Duffy ( @0x4A616D657344 ), Mathis Mansière, Tristan
Rousseau, Vladislav Shevchenko (Positive Technologies), Yeojin Kim,
YingMuo (@YingMuo) of DEVCORE Research Team for their assistance.

PluginKit
We would like to acknowledge Asaf Cohen, Ashish Kunwar for their
assistance.

Printing UIKit
We would like to acknowledge Jacolon Walker ( @call_eax ) for their
assistance.

RemoteServiceDiscovery
We would like to acknowledge Maliq Barnard, Tommy DeVoss from Braze
Security Team (@thedawgyg), Willard Jansen for their assistance.

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

Safari Downloads
We would like to acknowledge Alfaz Hossain for their assistance.

Screen Sharing Server
We would like to acknowledge Ayaan Ahmad, XlabAI Team of Tencent Xuanwu
Lab, Atuin Automated Vulnerability Discovery Engine, Guannan Wang,
Zhanpeng Liu, Jiashuo Liang, Guancheng Li for their assistance.

Security
We would like to acknowledge John Lussier, Oleh Konko of 1seal
(1seal.org), alick for their assistance.

Spotlight
We would like to acknowledge Ilya Andr (andrd3v) and nkhmelni for their
assistance.

System Settings
We would like to acknowledge Masaki Moriguchi, Omar Cerrito for their
assistance.

Time Machine
We would like to acknowledge Andreas Jaegersberger & Ro Achterberg of
Nosebeard Labs for their assistance.

WebKit
We would like to acknowledge Jaya Surya Kommireddy, Jaya surya
Kommireddy, Lukas Knittel (@kunte_ctf) of Ruhr-University Bochum, Nikos
Fanourakis of Technical University of Crete, Sotiris Ioannidis of
Technical University of Crete, Panagiotis Ilia of Cyprus University of
Technology, and Kostas Drakonakis of Technical University of Crete, Tony
Gorez (@tonygo_) for Reverse Society, Vitaly Simonovich, Youngjoon Kim
of Team-Atlanta & sslab at Georgia Tech, s3zer0 for their assistance.

WebKit Canvas
We would like to acknowledge Codex Security - Khai Tran, Daisuke
Hatakeyama and Ryohei Ueki (@SYZD Research), David Bors at Snyk Security
Labs, Giovanni Vignone and Robert van Eijk of Octane Security
(octane.security), Kwak Kiyong, Song nuri, Luat Nguyen (CyberJutsu
Academy), Tom Van Goethem, an anonymous researcher, dr3dd for their
assistance.

WebKit Storage
We would like to acknowledge Gurpreet Shergill, Luke Francis, Milad Nasr
and Nicholas Carlini with Claude, Anthropic, Oleh Konko of 1seal
(1seal.org), Vitaly Simonovich for their assistance.

xar
We would like to acknowledge Anurag Bohra of Microsoft, Cem Onat
Karagun, Feng Xue and XGPT of ThreatBook, Kubilay Berk ALKAN, s3zer0 for
their assistance.

XprotectFramework
We would like to acknowledge Ferdous Saljooki (@malwarezoo) of Jamf for
their assistance.

macOS Tahoe 26.6 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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