CVE-2026-64693: Use After Free

Published Jul 27, 2026
·
Updated

A type confusion issue was addressed with improved checks. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing a maliciously crafted image may lead to a denial-of-service.

Other sources

Accessibility. This issue was addressed through improved state management.

— Apple

Accounts Framework. This issue was addressed with improved data protection.

— Apple

Accounts. A parsing issue in the handling of directory paths was addressed with improved path validation.

— Apple

Accounts. An access issue was addressed with additional sandbox restrictions.

— Apple

afpfs. A buffer overflow was addressed with improved bounds checking.

— Apple

Credit

Dun, Seonung Park, ALTV!ST (altvi.st/), David Strnadel, Franco Belman at Blackwing Intelligence, Anton Pakhunov, Rodolphe BRUNETTI@@eisw0lf(Lupus Nova), Daniel Febrero, Daniel Williams, Anonymous(TrendAI Zero Day Initiative), Mathis Mansière, an anonymous researcher, Rahul Raj, James Duffy@@0x4A616D657344, 이재영, Rajdip Dey Sarkar, Arni Hardarson (Neonix Security), CVE-2026-3784, CVE-2026-3783, HvxyZLF, Huỳnh Tấn Ngàn, Ilya Andr (andrd3v)(Positive Technologies), Stanislav Jelezoglo, Redon Gashi, Michael DePlante@@izobashi(TrendAI Zero Day Initiative), Arni Hardarson, Jonathan Alush-Aben, Peter Malone, 진규정 (Gyujeong Jin, @@G1uN4sh, PETOWORKS의 Bugeun Choi@@Bugeun, Geonha Lee@@leegn4a, Lyutoon, f0r(MurphySec), Feng Xue(ThreatBook), XGPT(ThreatBook), Mahmoud Abdelmoniem, Wang Yu, Hiroki Imai (LAC Co., Ltd.), DARKNAVY@@DarkNavyOrg, Fábio Luís@@scanpt, Nicolas Rabrenovic, Pasquale Scola(STAR Labs SG Pte), Billy Jheng Bing Jhong(STAR Labs SG Pte), Pan Zhenpeng@@Peterpan0927(STAR Labs SG Pte), Gor Aleksanyan, impost0r (ret2plt)(Appknox), Ruslan Dautov(Appknox), Aleksandr Tarasikov(Appknox), jay(Appknox), Dhiyanesh Selvaraj@@redroot97(Appknox), Vinay Kumar Rasala (Xplo8E)(Appknox), Lyutoon(STAR Labs SG Pte), DongJun Kim (smlijun) with UIUC(STAR Labs SG Pte), Hwiwon Lee (hwiwonl) with UIUC(STAR Labs SG Pte), Jongseong Kim (nevul37) with UIUC(STAR Labs SG Pte), Younggi Park (grill66) with UIUC(STAR Labs SG Pte), Peter Malone(STAR Labs SG Pte), an anonymous researcher(STAR Labs SG Pte), Hari Shanmugam (The Hxr1)(STAR Labs SG Pte), Marco Grassi, Daniele Castronovo, Michal Kosiorek, Josh Maine(Calif), Ruslan Dautov(Baidu Security), 재영 정(Baidu Security), (Rao Ali Nawaz)@@rootxran(Baidu Security), Chanwit Muenprakoddee (ChemIndy)(Baidu Security), an anonymous researcher(Baidu Security), Ye Zhang@@VAR10CK(Baidu Security), Franco Belman at Blackwing Intelligence(Calif), Christian Figueroa(Calif), Johnny Franks@@zeroxjf(Calif), Ashmit Sharma & Atul RV(Calif), Peter Malone(Calif), Muhamad Syaiful(Calif), Muneeb Amin Bhat(Calif), Dhiyanesh Selvaraj@@redroot97(Calif), Ali Marzouq(Calif), Bountyy Oy - Mihalis Haatainen(Calif), Huy Nguyen@@34306(Calif), Eddy Tsalolikhin, beist(ASU SEFCOM), Adam Doupé(ASU SEFCOM), Dun(STAR Labs SG Pte), Johnny Franks@@zeroxjf, Somair Ansar(Calif), Asjid Kalam@@odinshell, Abhijeet Singh (linkedin.com/in/abhiunix/), Omar Cerrito, impost0r (ret2plt), Hyunwoo Kim@@v4bel, Ryan Hileman via Xint Code (xint.io), Vladislav Shevchenko (Positive Technologies)(Baidu Security), Jian Zhou, Ye Zhang, N.M.Praveen Nawarathne@@zblockrat, Lukas Gerlach, Tristan Madani@@TristanInSec(Talence Security), Daisuke Hatakeyama Research)@@SYZD, Richard Zana(Nosebeard Labs), Andreas Jaegersberger & Ro Achterberg(Nosebeard Labs), 彦辰, stratan@@5tratan, dr3dd, Nathaniel Oh@@calysteon, Gurpreet Shergill, Merrick Hare, Drinor Selmanaj (Sentry), Khai Tran, John Lussier, Rhyru9, Kwak Kiyong, Song Nuri, stratan@@5tratan(Almamater Technologies), Josef Korbel (Citadelo)(Talence Security), Gia Bui@@yabeow(Calif), Narendra Singh@@_3P1C, CVE-2026-43709, Юлия Мерцалова, Tommy DeVoss@@thedawgyg(Braze Security Team), Kagami Rosylight(Mozilla), Nan Wang@@eternalsakura13, Brian Carpenter, Milad Nasr, Nicholas Carlini with Claude, Anthropic, 杉山 壮太(Z), lattice(Z), Behzad Najjarpour Jabbari@@_G4ru_(Z), Junyeong Lee(Z), Mooth.ai(Z), OGINOME Tomohito(Z), Using GLM(Z), Luke Francis, Soyeon Park(DEVCORE Research Team), Amy Burnett(DEVCORE Research Team), Khai Tran(DEVCORE Research Team), sherkito(DEVCORE Research Team), Kota Toda(DEVCORE Research Team), HexRabbit@@h3xr4bb1t(DEVCORE Research Team), NiNi@@terrynini38514(DEVCORE Research Team), Utkarsh Pal, Ignacio Sanmillan@@ulexec, Kwak Kiyong(Talence Security), Song nuri(Talence Security), Mateusz Krzywicki (iVerify.io)(Braze Security Team), dr3dd(Braze Security Team), Jody Ritonga, Behzad Najjarpour Jabbari@@_G4ru_, OpenAI Codex Security - Amy Burnett, Aaron Grattafiori - NVIDIA AI Red Team, Vitaly Simonovich, Christian Meurer Xavier, Josef Korbel, OGINOME Tomohito, Idan Masas, CVE-2026-28979, Shaheen Fazim, Rosyna Keller(Totally Not Malicious Software), YingQi Shi@@Mas0nShi(DBAppSecurity's WeBin lab), Ashish Kunwar, hxr1, CVE-2026-4424, wh0am1i, Francisco Knabe, Josef Korbel (Citadelo), Tristan Madani, Soyeon Park, Amy Burnett, Heiko Kiesel(SEEMOO), TU Darmstadt, Manuel Fernandez (Stackhopper Security), Tien-Chih Lin(CyCraft Technology), Lance Cain - Offensive Security Engineer, SpecterOps Inc., Gil Portnoy & Henry, Anthony Laou Hine Tsuei@@anarcheuz, Ayaan Ahmad, erdene-och Byambabayar, Niels Hofmans, Alexandre Soleiman, Alexander Tarasikov, Ruslan Dautov, Trung Nguyen@@everping(CyStack), Dave G., Atul R V & Ashmit Sharma, Hcamael, 章鱼哥 （aipyaipy.com）@@aipy, Aswin Kumar Gokulakannan, Surya Narayan Kushwaha, Richard Zana, Cem Onat Karagun, Igor Ushakov, Wang Yu(STAR Labs SG Pte), Ji'an Zhou, Mingxuan Yang, Calif Research, Ernesto Martínez García, Amy (amys.website), Robert Mindo, He Wei (ギカク)(aipyaipy), 章鱼哥@@aipy(aipyaipy), Jex Amro, yk lin@@pixiepointsec, Robert Tran, Mickey Jin@@patch1t, Koh M. Nakagawa@@tsunek0h(FFRI Security Inc), Matej Moravec@@MacejkoMoravec, Sindre Sorhus, Hcamael(Stripe), 章鱼哥 （aipyaipy.com）@@aipy(Stripe), JC Alvarado(Stripe), Jacob Hazak, @@pixiepointsec, Ilya Andr (andrd3v), Asaf Cohen, Junming C.(Chapoly1305), Alfredo Pesoli@@__rev(Bynar), wdszzml, Atuin Automated Vulnerability Discovery Engine, Bob Gendler(the National Institute of Standards), Technology, Vivek Dhar, ASI (RM) in Border Security Force, FTR HQ BSF Kashmir, Claudio Bozzato(Cisco Talos), Francesco Benvenuto(Cisco Talos), Kitten Food, Calif.io in collaboration with Claude, Anthropic Research, Csaba Fitzl@@theevilbit(Iru), Bruce Dang(Calif), Pinak Oza, tamdao, Irvin Wang, David Ige - Beryllium Security, Pavan Nallamothu, Jared Reyes, Gergely Kalman@@gergely_kalman, Matthew Schneider, XBreach.ai(Nosebeard Labs), Dallas Dubs(Nosebeard Labs), Jonathan Bar Or@@yo_yo_yo_jbo, Stanislav Jelezoglo(Positive Technologies), Gandalf4a(PKU), Dhiyanesh Selvaraj@@redroot97, hxr1(STAR Labs SG Pte), Hiroki Imai (LAC Co.(STAR Labs SG Pte), Ltd.)(STAR Labs SG Pte), Mahmoud Abdelmoniem(ThreatBook), Hyunwoo Kim@@v4bel(ThreatBook), Vladislav Shevchenko (Positive Technologies)(STAR Labs SG Pte), Kirin@@Pwnrin(Fudan University), LFY@@secsys(Fudan University), Prathamesh Walunj, Atul R V, Dan Raviv, Adam Franke(CyStack), wdszzml(Bynar), Atuin Automated Vulnerability Discovery Engine(Bynar), Rodolphe Brunetti@@eisw0lf(Lupus Nova), Stuart Wallace, Jorge Welch@@jorgwelch, Ashish Kunwar(CyStack), Aaron Grattafiori - NVIDIA AI Red Team(Nosebeard Labs), Arash Ale Ebrahim(SCy), ret2happy, Jiri Ha, Seiji Sakurai@@HeapSmasher, Ashish Kunwar(MurphySec), Alex Radocea, Do Young Park, wwwlk, Artem Dinaburg(Trail of Bits via Anthropic CVD), Cantina, Gurpreet Shergill(Calif), Janggoon Lee(Out of Bounds), Mateusz Krzywicki (iVerify.io), Josef Korbel (Citadelo)(Cisco Talos), Thomas Guillem, Shubham Chaskar, Seonwook Kim, lattice, Henock Habte, Hossein Lotfi@@hosselot(TrendAI Zero Day Initiative), Utkarsh Pal(Talence Security), Narendra Singh@@_3P1C(Calif), Josef Korbel (Citadelo)(Calif), Dung Do@@_piers2(Calif), Muhamad Syaiful, Josef Korbel(Calif), Mohit Negi

Affected Software

16 affected componentsFixes available
Apple WatchOS<26.6
26.6
Apple visionOS<26.6
26.6
Apple tvOS<26.6
26.6
Apple iOS<26.6
26.6
Apple iPadOS<26.6
26.6
Apple macOS Tahoe<26.6
26.6
Apple macOS Sequoia<15.7.8
15.7.8
Apple macOS Sonoma<14.8.8
14.8.8
Apple iPadOS<26.6
Apple iPhone OS<26.6
Apple macOS>=14.0<14.8.8
Apple macOS>=15.0<15.7.8
Apple macOS>=26.0<26.6
Apple tvOS<26.6
Apple visionOS<26.6
Apple WatchOS<26.6

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 26.6
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 15.7.8
  3. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 14.8.8

Event History

Jul 27, 2026
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionWeakness
Updated
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
Affected Software
Updated
via Apple·12:00 AM
DescriptionAffected Software
CVE Published
via MITRE·08:12 PM
Data Sourced
via MITRE·08:12 PM
DescriptionWeakness
Data Sourced
via NVD·09:17 PM
DescriptionSeverityWeaknessAffected Software
Aug 17, 2026
Updated
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of CVE-2026-64693?

The severity of CVE-2026-64693 is rated at risk level 46.

2

How do I fix CVE-2026-64693?

To fix CVE-2026-64693, update your devices to the latest software version provided by Apple.

3

What types of vulnerabilities does CVE-2026-64693 include?

CVE-2026-64693 includes types such as Use After Free, Buffer Overflow, Input Validation, Integer Overflow, and Race Condition.

4

Which Apple products are affected by CVE-2026-64693?

CVE-2026-64693 affects Apple WatchOS, visionOS, tvOS, iOS, iPadOS, and macOS versions Tahoe, Sequoia, and Sonoma.

5

When was CVE-2026-64693 published?

CVE-2026-64693 was published on July 27, 2026.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203