CVE-2026-43702: Input Validation

Published Jul 27, 2026
·
Updated

Accelerate Framework. An out-of-bounds write issue was addressed with improved bounds checking.

Other sources

Accessibility. This issue was addressed through improved state management.

— Apple

Accessibility. This issue was addressed with improved data protection.

— 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

Credit

Jorge Welch@@jorgwelch, Rosyna Keller(Totally Not Malicious Software), Rahul Raj, 章鱼哥.com@@aipyaipy, Chris Bailey - Short Circuit, N.M.Praveen Nawarathne@@zblockrat, Stuart Wallace, Dun, Vladislav Shevchenko (Positive Technologies), an anonymous researcher, tamdao, Franco Belman at Blackwing Intelligence, Irvin Wang(cyberplanet), Peter Malone(cyberplanet), Nicolas Rabrenovic(cyberplanet), Rishabh Jain (rjcyber)(cyberplanet), Seonung Park, ALTV!ST (altvi.st/), David Strnadel, YingQi Shi@@Mas0nShi(DBAppSecurity's WeBin lab), Rodolphe Brunetti@@eisw0lf(Lupus Nova), Anton Pakhunov, Rodolphe BRUNETTI@@eisw0lf(Lupus Nova), Daniel Febrero, Daniel Williams, Arni Hardarson (Neonix Security), Anonymous(TrendAI Zero Day Initiative), ret2happy, Mathis Mansière, James Duffy@@0x4A616D657344, Nathaniel Oh@@calysteon, CVE-2026-3784, CVE-2026-3783, Niels Hofmans, Huỳnh Tấn Ngàn, Manuel Fernandez (Stackhopper Security), Ilya Andr (andrd3v)(Positive Technologies), Stanislav Jelezoglo, Redon Gashi, Surya Kushwaha, Peter Malone, Dave G., Michael DePlante@@izobashi(TrendAI Zero Day Initiative), Arni Hardarson, Jonathan Alush-Aben, 진규정 (Gyujeong Jin, @@G1uN4sh, PETOWORKS의 Bugeun Choi@@Bugeun, Geonha Lee@@leegn4a, 이재영, Billy Jheng Bing Jhong(STAR Labs SG Pte), Pan Zhenpeng@@Peterpan0927(STAR Labs SG Pte), Ashish Kunwar, Hiroki Imai (LAC Co., Ltd.), hxr1, Ashish Kunwar(MurphySec), f0r(MurphySec), Feng Xue(ThreatBook), XGPT(ThreatBook), Mahmoud Abdelmoniem, Wang Yu, Lyutoon, DARKNAVY@@DarkNavyOrg, Fábio Luís@@scanpt, Nicolas Rabrenovic, Pasquale Scola(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@@0xjohnny(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@@0xjohnny, Somair Ansar(Calif), Asjid Kalam@@odinshell, Abhijeet Singh (linkedin.com/in/abhiunix/), Omar Cerrito, Ryan Hileman via Xint Code (xint.io), Jian Zhou, Ye Zhang, Lukas Gerlach, YingMuo@@YingMuo(DEVCORE Research Team), Tristan Rousseau, Dun(DARKNAVY), deepsec@@DarkNavyOrg(DARKNAVY), CVE-2026-4424, Daisuke Hatakeyama Research)@@SYZD, Richard Zana(Nosebeard Labs), Andreas Jaegersberger & Ro Achterberg(Nosebeard Labs), stratan@@5tratan, wh0am1i, Koh M. Nakagawa@@tsunek0h(FFRI Security Inc), Francisco Knabe, 彦辰, Nik Tsytsarkin, RedRays Security Team, Morris Richman@@morrisinlife, Asaf Cohen, Gongyu Ma@@Mezone0, Kwak Kiyong, Song Nuri, Kagami Rosylight(Mozilla), Luke Francis(Z), Francisco Alonso@@revskills(Z), Shubham Chaskar(Z), Jiyong Yang@@Sy2n0(Z), 杉山 壮太(Z), lattice(Z), Behzad Najjarpour Jabbari@@_G4ru_(Z), Junyeong Lee(Z), Mooth.ai(Z), OGINOME Tomohito(Z), Using GLM(Z), Gia Bui@@yabeow(Calif), Milad Nasr, Nicholas Carlini with Claude, Anthropic, Heiko Kiesel(SEEMOO), TU Darmstadt, Brian Carpenter, OGINOME Tomohito, Shaheen Fazim, Rajdip Dey Sarkar, HvxyZLF, impost0r (ret2plt), Hyunwoo Kim@@v4bel, Vladislav Shevchenko (Positive Technologies)(Baidu Security), Tristan Madani@@TristanInSec(Talence Security), dr3dd, Gurpreet Shergill, Merrick Hare, Drinor Selmanaj (Sentry), Khai Tran, John Lussier, Rhyru9, Utkarsh Pal(Almamater Technologies), stratan@@5tratan(Almamater Technologies), Josef Korbel (Citadelo)(Talence Security), Narendra Singh@@_3P1C, CVE-2026-43709, Юлия Мерцалова, Tommy DeVoss@@thedawgyg(Braze Security Team), Nan Wang@@eternalsakura13, 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, Muhamad Syaiful, Behzad Najjarpour Jabbari@@_G4ru_, OpenAI Codex Security - Amy Burnett, Aaron Grattafiori - NVIDIA AI Red Team, Vitaly Simonovich, Christian Meurer Xavier, Josef Korbel, Idan Masas, CVE-2026-28979, Tien-Chih Lin(CyCraft Technology), Adam Franke(CyStack), Ashish Kunwar(CyStack), Trung Nguyen@@everping(CyStack), Bartlomiej Dmitruk(striga), Stanislaw Strzalkowski(isec), Pinak Oza, Robert Mindo, Irvin Wang, David Ige - Beryllium Security, lokerxx(Economics), Narendra Singh@@_3P1C(Economics), Lyutoon(Economics), Jordy Zomer@@pwningsystems(Economics), Richard Zana(Economics), Aswin Kumar Gokulakannan(Economics), George Stergiopoulos(Economics), InfoSec lab(Economics), Athens University(Economics), Business, Greece, Pavan Nallamothu, Jared Reyes, Richard Zana, Gergely Kalman@@gergely_kalman, Csaba Fitzl@@theevilbit(Iru), Kraken Cryptocurrency Exchange(Nosebeard Labs), Matthew Schneider, Dallas Dubs(Nosebeard Labs), Aaron Grattafiori - NVIDIA AI Red Team(Nosebeard Labs), XBreach.ai(Nosebeard Labs), Yongyue WANG AKA Brian.W(OKX security), Roman Zabicki(Nosebeard Labs), Katika Mohaseen(Nosebeard Labs), an anonymous researcher(Nosebeard Labs), Lance Cain - Offensive Security Engineer, SpecterOps Inc., Mahmoud Abdelmoniem(DBAppSecurity's WeBin lab), Kujtim Kryeziu(DBAppSecurity's WeBin lab), 이재영(Nosebeard Labs), Ilya Andr (andrd3v)(Nosebeard Labs), beist, Gil Portnoy & Henry, Anthony Laou Hine Tsuei@@anarcheuz, Ayaan Ahmad, erdene-och Byambabayar, Alexandre Soleiman, Alexander Tarasikov, Ruslan Dautov, Atul R V & Ashmit Sharma, Hcamael, 章鱼哥 （aipyaipy.com）@@aipy, Aswin Kumar Gokulakannan, Surya Narayan Kushwaha, Cem Onat Karagun, Alfredo Pesoli@@__rev(Bynar), Igor Ushakov, Wang Yu(STAR Labs SG Pte), Ji'an Zhou, Mingxuan Yang, Calif Research, Ernesto Martínez García, Amy (amys.website), He Wei (ギカク)(aipyaipy), 章鱼哥@@aipy(aipyaipy), Jex Amro, yk lin@@pixiepointsec, Robert Tran, Mickey Jin@@patch1t, Matej Moravec@@MacejkoMoravec, Aethel-Systems(Chongqing Telecom), Chanwit Muenprakoddee (ChemIndy)(Chongqing Telecom), 九宫格(Chongqing Telecom), Narcis Oliveras Fontàs, Sindre Sorhus, Zachary Neal(Stripe), Hcamael(Stripe), 章鱼哥 (aipyaipy.com)@@aipy(Stripe), JC Alvarado(Stripe), Jacob Hazak, @@pixiepointsec, Ilya Andr (andrd3v), Junming C.(Chapoly1305), 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, He Wei (ギカク)(Cisco Talos), Claudio Bozzato(Cisco Talos), Francesco Benvenuto(Cisco Talos), Kitten Food, Calif.io in collaboration with Claude, Anthropic Research, Tien-Chih Lin, Bruce Dang(Calif), Zhongcheng Li(IES Red Team), Beomseok Oh@@KAIST, Yongdae Kim@@KAIST, CVE-2026-65414, jioundai, Pasquale Scola, Siyeong kim, Meta Product Security, AL Najafi, James Gill @infosec.exchange)@@jjtech, flower xu, Adriatik Raci, Daisuke Hatakeyama, Ryohei Ueki Research)@@SYZD, Meta Red Team X - Nik Tsytsarkin, Geoffrey Lovelace, Jiyong Yang, Justin O'Leary@@olearysec(olearysec), Gandalf4a(PKU), Meta Red Team X, Mateusz Jurczyk(Google Project Zero), Varik Matevosyan, f00l@@PPPF00L, 3ndy1@@_3ndy1, Bernhard Jackiewicz, Svetoslav Stolarov(Calif), genter0, R4mbb(KRsecurity), Fábio Luís@@scanpt(STAR Labs SG Pte), Richard Zana(STAR Labs SG Pte), Bhaswanth Chigurupati, OpenAI, Hüseyin Kabasakal@@HuseyinK01, Matthew Zamat, Drin Raci(sentry), Yiğit Can YILMAZ@@yilmazcanyigit, Hoffcona(IES Red Team), Hongsik Kim (mnur), Dhiyanesh Selvaraj@@redroot97, Roman Zabicki, Filip Olszak, bubu(Shuffle Team), Jonghoon Han (Aegis)(Shuffle Team), 이재영(Shuffle Team), Tae Woo Kim(Shuffle Team), Dawuge(Shuffle Team), Abhay Kailasia@@abhay_kailasia(Safran Mumbai India), Abodi Dawoud, Ujjwal Reddy Kalvolu Sreenivasa Reddy, Johan Wahyudi, Armend Gashi, Lehan Dilusha Jayasingha, 이재영(Positive Technologies), Seung Je Seong(Positive Technologies), Jakob Pammer(Positive Technologies), Jérôme Djouder, Constantin Clerc(Calif), Shad J(Calif), huami1314@@huamidev, Niels Hofmans(sentry), Stuart Wallace(Totally Not Malicious Software), Jian Lee@@speedyfriend433, CJ Vana, Zhongcheng Li (CK01), Lehan Dilusha Jayasingha (Sri Lanka), Jasminder Pal Singh, Dem0ns (@天府简易信工作室), Abdelhak Kherroubi, D4rthL, Mohamad Dawoud / Abodi Dawoud, Ahmed Alwardani, Mr.Gedik@@h4ck2s3c(Turkish Technology), Mr.Gedik@@h4ck2s3c, Oren Yomtov, Kun Peeks@@SwayZGl1tZyyy, Marc Newlin(SkySafe), Sanny Mitra(Cystack), Sihyun Roh (Compsec(Cystack), SNU)(Cystack), ngockhanh(Cystack), 정우 하@@0xfa11babe, Suresh Sundaram, Surej Sekhar, Hari Shanmugam (The Hxr1), Ataberk Yavuzer, Ryan Hughes, Kujtim Kryeziu (Sentry), Mustafa Calap@@ordinal0, dbg.re), Meshaal @ Darkcov, Joseph Shamoon, instantraaamen (github.com/instantraaamen) Contact: masa.shiramizu.com@@gmail, 章鱼哥 (aipyaipy.com）@@aipy, 章鱼哥 (aipyaipy.com)@@aipy, Thiago Mayllart, Manish Bhatt(Nosebeard Labs), Amazon Leo Security(Nosebeard Labs), Nathaniel Oh@@calysteon(Nosebeard Labs), Junyeong Lee (jylab.github.io), John Nzyuko Uvyu, Aditya Kumar, Luke Symons, Redon Gashi(Sentry), Arni Hardarson (Neonix Security)(Talence Security), 정우 하, Jonathan Bar Or@@yo_yo_yo_jbo(ThreatBook), Mihalis Haatainen, Ari Hawking, Abhijeet Singh (www.linkedin.com/in/abhiunix/), Stuart Thomas, Mohamed Wedatalla, Arjanit Isufi, Adrián Díaz Aguilar, Dave G.(supernetworks), Alex Radocea(supernetworks), Kenneth Chew, Dora Orak, Arbuckle@@Ethan, @@leptos_null, Alfredo Pesoli via Bynario Atlas (bynar.io)@@__rev, Jaeho Nam(SNU CSE MMLAB), Jungbum Lee(SNU CSE MMLAB), Sangwi Kang(SNU CSE MMLAB), Hyeonguk Ko(SNU CSE MMLAB), Taekyoung Kwon(SNU CSE MMLAB), Abodi Dawoud(van Dijk), Roel(van Dijk), Ricardo Prado, Jakob Pammer(Calif), 재영 정(Calif), 재영 정(ThreatBook), Peter Malone(ThreatBook), Jay Patel, 재영 정, 糖豆爸爸(@晴天组织), Meridian Miftari, Zeyang Li&Yuxiang Wang(Chongqing Telecom), Tomi (tk0) Koski@@tomikoski, Joseph Semaan(Calif), bubu(Calif), Omar Cerrito(Calif), HE WEI (ギカク)(Calif), Roman Zabicki(Calif), Richard Zana(Calif), Chris Bailey - Short Circuit(Calif), Aswin Kumar Gokulakannan(Calif), Surya Narayan Kushwaha(Calif), He Wei（ギカク)(Calif), Manish Bhatt, Amazon Leo Security, Ashish Kunwar(Positive Technologies), Mikhail Lozhnikov(Positive Technologies), Liu Xue & 九宫格(Chongqing Telecom), Pan ZhenPeng@@Peterpan0927(STAR Labs SG Pte), HE WEI（ギカク）(Calif)

Affected Software

12 affected componentsFixes available
Apple iOS<26.7
26.7
Apple iPadOS<26.7
26.7
Apple macOS Tahoe<26.7
26.7
Apple macOS Sequoia<15.8
15.8
Apple WatchOS<26.6
26.6
Apple tvOS<26.6
26.6
Apple iPadOS<26.6
Apple iPhone OS<26.6
Apple macOS>=15.0<15.8
Apple macOS>=26.0<26.6
Apple tvOS<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 26.7
  3. Upgrade

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

    Fixed in 15.8
  4. Upgrade

    Upgrade iOS/iPadOS to a version that resolves this vulnerability.

    Fixed in 26.6
  5. Upgrade

    Upgrade iOS/iPadOS to a version that resolves this vulnerability.

    Fixed in 26.7
  6. Upgrade

    Upgrade macOS Sequoia to a version that resolves this vulnerability.

    Fixed in 15.8
  7. Upgrade

    Upgrade macOS Tahoe to a version that resolves this vulnerability.

    Fixed in 26.6
  8. Upgrade

    Upgrade macOS Tahoe to a version that resolves this vulnerability.

    Fixed in 26.7
  9. Upgrade

    Upgrade tvOS to a version that resolves this vulnerability.

    Fixed in 26.6
  10. Upgrade

    Upgrade watchOS to a version that resolves this vulnerability.

    Fixed in 26.6

Event History

Jul 27, 2026
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Sep 14, 2026
CVE Published
via MITRE·08:48 PM
Data Sourced
via MITRE·08:48 PM
DescriptionWeakness
Data Sourced
via NVD·09:17 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

Which platforms are listed as affected?

The record lists Apple iOS, iPadOS, macOS Tahoe, macOS Sequoia, watchOS, and tvOS.

2

What vulnerability classes are represented in this record?

The listed CWEs are input validation, integer overflow, use after free, race condition, and path traversal. The description also references out-of-bounds writes, permissions issues, authentication issues, logging, and logic issues across multiple components.

3

Does the record identify affected versions, default exposure, exploitation prerequisites, or temporary mitigations?

No. It does not provide version ranges, state whether default configurations are affected, describe attacker requirements, or specify compensating controls when patching is unavailable.

4

When was this record published and last modified?

It was published on 2026-07-27 and last modified on 2026-09-14.

Company

Resources

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