CVE-2026-43737: Race Condition

Published Sep 14, 2026
·
Updated

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

Other sources

Accessibility. A privacy issue was addressed with improved handling of user preferences.

— Apple

Accessibility. This issue was addressed with improved data protection.

— Apple

Accounts. An authorization issue was addressed with improved state management.

— Apple

afpfs. This issue was addressed by removing the vulnerable code.

— Apple

AMD. The issue was addressed with improved checks.

— Apple

Credit

Peter Malone, Arni Hardarson (Neonix Security), Stuart Wallace(Totally Not Malicious Software), Ilya Andr (andrd3v)(Totally Not Malicious Software), Rosyna Keller(Totally Not Malicious Software), CJ Vana, David Strnadel, Daniel Febrero, Asaf Cohen, Gongyu Ma@@Mezone0, Jian Lee@@speedyfriend433, Cem Onat Karagun, an anonymous researcher, Zhongcheng Li (CK01), Prashan Samarathunge, Franco Belman at Blackwing Intelligence, Mustafa Calap@@ordinal0, dbg.re), Meta Red Team X - Nik Tsytsarkin, Zhongcheng Li(IES Red Team), Calif.io in collaboration with Claude, Anthropic Research, Ruslan Dautov, CVE-2026-65414, jioundai, Stanislav Jelezoglo, Heiner Gerdes, Rishabh Jain (rjcyber)(cyberplanet), Pasquale Scola, Dawuge(Shuffle Team), Chris Bailey - Short Circuit, Meta Product Security, Stuart Wallace, Pavan Nallamothu, ret2happy, stratan@@5tratan, Rahul Raj, N.M.Praveen Nawarathne@@zblockrat, James Gill @infosec.exchange)@@jjtech, Nik Tsytsarkin, Bruce Dang(Calif), Tommy DeVoss@@thedawgyg(Braze Security Team), Jiyong Yang, Vishal Patidar, Roman Zabicki, Justin O'Leary@@olearysec(olearysec), Geonha Lee@@leegn4a, Chanwit Muenprakoddee (ChemIndy), f00l@@PPPF00L, 3ndy1@@_3ndy1, Minghao Lin@@Y1nkoc, 云散花折, Arjanit Isufi, Mihalis Haatainen, Ashish Kunwar, Ari Hawking, 이재영, hxr1, Seiji Sakurai@@HeapSmasher, genter0(Calif), Svetoslav Stolarov(Calif), Josh Maine(Calif), Dun, Billy Jheng Bing Jhong(STAR Labs SG Pte), Pan Zhenpeng@@Peterpan0927(STAR Labs SG Pte), Ryan Hileman via Xint Code (xint.io), Drinor Selmanaj (Sentry), Surya Narayan Kushwaha, Bhaswanth Chigurupati, Tristan Madani@@TristanInSec(Talence Security), Ye Zhang@@VAR10CK(Baidu Security), Hiroki Imai (LAC Co., Ltd.), R4mbb(KRsecurity), Vladislav Shevchenko (Positive Technologies), Fábio Luís@@scanpt(STAR Labs SG Pte), Richard Zana(STAR Labs SG Pte), Ashish Kunwar(Positive Technologies), Mikhail Lozhnikov(Positive Technologies), Bhaswanth Chigurupati(STAR Labs SG Pte), OpenAI, Hüseyin Kabasakal@@HuseyinK01, Kitten Food, Myeonghun Pak, Nathaniel Oh@@calysteon, Alan Banderas@@creeper4004, Claudio Bozzato(Cisco Talos), Francesco Benvenuto(Cisco Talos), Hoffcona(IES Red Team), Issa Sancho, Ilya Andr (andrd3v)(Positive Technologies), Dhiyanesh Selvaraj@@redroot97, Narendra Singh@@_3P1C, John Lussier, Filip Olszak, Owen Pawling@@owenpawling, Gongyu Ma (twitter@@Mezone0, YingMuo@@YingMuo(DEVCORE Research Team), Sindre Sorhus, Constantin Clerc(Calif), Shad J(Calif), huami1314@@huamidev(Calif), Huy Nguyen@@34306(Calif), Zeyang Li&Yuxiang Wang(Chongqing Telecom), Souta Sugiyama, Henock Habte, Viggo Lekdorf, Hossein Lotfi@@hosselot(TrendAI Zero Day Initiative), 杉山 壮太, Shubham Chaskar, Dung Do@@_piers2(Calif), Junhyuk Im(S2W Inc), Seungyun Lee(S2W Inc), Mohit Negi, Myungyong Lee, Kwak Kiyong@@Pwnkai23, Song Nuri, Jakob Pammer, Drin Raci(sentry), Niels Hofmans, Arni Hardarson (Neonix Security)(Appknox), Vinay Kumar Rasala (Xplo8E)(Appknox), Dem0ns (@天府简易信工作室), Abdelhak Kherroubi, Jasminder Pal Singh, Lehan Dilusha Jayasingha (Sri Lanka), Abodi Dawoud, tamdao, Richard Zana, Alexandre Borges, Ilya Andr (andrd3v), Tuan D. Hoang, Hazem Issa, Yongdae Kim @ KAIST SysSec Lab, Yongdae Kim @ SysSec, KAIST, Beomseok Oh@@KAIST, Yongdae Kim@@KAIST, Sindre Sorhus(Positive Technologies), Mathis Mansière, Siyeong kim, AL Najafi, flower xu, Adriatik Raci, PETOWORKS의 Bugeun Choi@@Bugeun, Daisuke Hatakeyama, Ryohei Ueki Research)@@SYZD, Hyunwoo Kim@@v4bel, Junyeong Lee (jylab.github.io), Merrick Hare, Aditya Kumar, John Nzyuko Uvyu, Geoffrey Lovelace, Luke Symons, Mateusz Jurczyk(Google Project Zero), Varik Matevosyan, Csaba Fitzl@@theevilbit(Iru), Bernhard Jackiewicz, Andreas Jaegersberger & Ro Achterberg(Nosebeard Labs), Morris Richman@@morrisinlife, Tristan Brennan, Matthew Zamat, Rodolphe Brunetti@@eisw0lf(Lupus Nova), Yiğit Can YILMAZ@@yilmazcanyigit, Hongsik Kim (mnur), Bálint Magyar (balintmagyar.com), Meshaal@@unrealmesh, Abodi Dawoud(van Dijk), Merrick Hare(van Dijk), Roel(van Dijk), Jonghoon Han (Aegis)(Shuffle Team), bubu(Shuffle Team), 이재영(Shuffle Team), Tae Woo Kim(Shuffle Team), Abhay Kailasia@@abhay_kailasia(Safran Mumbai India), Armend Gashi, Ujjwal Reddy Kalvolu Sreenivasa Reddy, Johan Wahyudi, Lehan Dilusha Jayasingha, Jérôme Djouder, Seung Je Seong(Positive Technologies), Kirin@@Pwnrin, Bedran Karakoc(Ruhr University Bochum), Tobias Funke(Ruhr University Bochum), Jacopo Clark(Ruhr University Bochum), Katharina Kohls(Ruhr University Bochum), Aaron Schlitt@@aaron_sfn(Hasso Plattner Institute), Cybersecurity - Mobile & Wireless, Jacob Prezant (prezant.us), Tomi Garcia (archyxsec), Kwak Kiyong / kakaogames, OGINOME Tomohito, Yusuf Kelany, Dave G., Nick Cook, Sentry Flag, Mickey Jin@@patch1t, D4rthL, Ahmed Alwardani, Mohamad Dawoud / Abodi Dawoud, Mr.Gedik@@h4ck2s3c, Mr.Gedik@@h4ck2s3c(Turkish Technology), Kun Peeks@@SwayZGl1tZyyy, Oren Yomtov, Marc Newlin(SkySafe), Sanny Mitra(Cystack), Sihyun Roh (Compsec(Cystack), SNU)(Cystack), ngockhanh(Cystack), Ataberk Yavuzer, 정우 하@@0xfa11babe, Surej Sekhar, Suresh Sundaram, Hari Shanmugam (The Hxr1), Ryan Hughes, Kujtim Kryeziu (Sentry), Yongyue WANG AKA Brian.W(OKX security), Omar Cerrito, Юлия Мерцалова, Aaron Grattafiori - NVIDIA AI Red Team, Joseph Shamoon, Meshaal @ Darkcov, 章鱼哥 (aipyaipy.com）@@aipy, 章鱼哥 （aipyaipy.com）@@aipy, instantraaamen (github.com/instantraaamen) Contact: masa.shiramizu.com@@gmail, 章鱼哥 (aipyaipy.com)@@aipy, Thiago Mayllart, Manish Bhatt, Amazon Leo Security, Yurii Bakurov, Ron Masas(BreakPoint), Andrey Chernykh, Redon Gashi(Sentry), Feng Xue(ThreatBook), XGPT(ThreatBook), Alfredo Pesoli@@__rev(Bynar), Jonathan Bar Or@@yo_yo_yo_jbo, Arni Hardarson (Neonix Security)(Talence Security), 정우 하, Aswin Kumar Gokulakannan, Meta Red Team X, James Young, genter0, Eddy Tsalolikhin, James Duffy@@0x4A616D657344, Abhijeet Singh (www.linkedin.com/in/abhiunix/), Stuart Thomas, Mohamed Wedatalla, Adrián Díaz Aguilar, HvxyZLF, Shuiliang Xie, Dave G.(supernetworks), Alex Radocea(supernetworks), Dmytro Merkulov, silo, Kenneth Chew, Dora Orak, Arbuckle@@Ethan, @@leptos_null, Kieran Klukas (taciturnaxolotl), Liu Xue & 九宫格(Chongqing Telecom), @@08Tc3wBB(Jamf), 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), Ricardo Prado, Jakob Pammer(Calif), 재영 정(Calif), 재영 정(ThreatBook), Jay Patel, 재영 정, Rodolphe BRUNETTI@@eisw0lf(Lupus Nova), 糖豆爸爸(@晴天组织), Robert Mindo, Paul Montgomery@@nullevent, Meridian Miftari, Amy (amys.website), Zhongquan Li@@Guluisacat, Koh M. Nakagawa@@tsunek0h(FFRI Security Inc), deepsec@@DarkNavyOrg(DARKNAVY), Mickey Jin@@patch1t(Iru), Rohit Chatterjee(Iru), Zhongquan Li@@Guluisacat(Iru), Lance Cain - Senior Consultant at SpecterOps Inc.(Iru), an anonymous researcher(Iru), Rodolphe Brunetti@@eisw0lf(Iru), Ryan Dowd@@_rdowd(Iru), Isaiah Ryan Ehlert (isaiahehlert.com)@@icloud(Iru), Charlie Weiss, Noah Gregory (wts.dev), Joshua Jewett@@JoshJewett33, Tomi (tk0) Koski@@tomikoski, Kraken Cryptocurrency Exchange, HE WEI（ギカク）(Calif), 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), 진규정 (Gyujeong Jin, @@G1uN4sh, Gandalf4a(PKU), Anton Pakhunov, Lyutoon, 이재영(Positive Technologies), Jakob Pammer(Positive Technologies), huami1314@@huamidev, Milad Nasr, Nicholas Carlini with Claude, Anthropic, Niels Hofmans(sentry), Jared Reyes, Kraken Cryptocurrency Exchange(Nosebeard Labs), Manish Bhatt(Nosebeard Labs), Amazon Leo Security(Nosebeard Labs), Nathaniel Oh@@calysteon(Nosebeard Labs), Jonathan Bar Or@@yo_yo_yo_jbo(ThreatBook), wdszzml, Atuin Automated Vulnerability Discovery Engine, Peter Malone(ThreatBook), He Wei（ギカク)(Calif), Pan ZhenPeng@@Peterpan0927(STAR Labs SG Pte)

Affected Software

15 affected componentsFixes available
Apple tvOS<27
27
Apple WatchOS<27
27
Apple iOS<27
27
Apple iPadOS<27
27
Apple macOS Golden Gate<27
27
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 iPadOS<26.7
Apple iPhone OS<26.7
Apple macOS>=15.0<15.8
Apple macOS>=26.0<26.7
Apple tvOS<27.0
Apple WatchOS<27.0

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 27
  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 26.7
  5. Upgrade

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

    Fixed in 27
  6. Upgrade

    Upgrade macOS Golden Gate to a version that resolves this vulnerability.

    Fixed in 27
  7. Upgrade

    Upgrade macOS Sequoia to a version that resolves this vulnerability.

    Fixed in 15.8
  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 27
  10. Upgrade

    Upgrade watchOS to a version that resolves this vulnerability.

    Fixed in 27

Event History

Sep 14, 2026
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
CVE Published
via MITRE·08:51 PM
Data Sourced
via MITRE·08:51 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

What access does an attacker need to exploit this issue?

The CVSS vector indicates local attack access and user interaction are required. No privileges are required.

2

What is the expected security impact?

The CVSS rating is 5.5 (medium). It indicates high confidentiality impact, with no integrity or availability impact.

3

Which releases include the fix?

The issue is fixed in iOS 26.7 and iPadOS 26.7; iOS 27 and iPadOS 27; macOS Golden Gate 27; macOS Sequoia 15.8; macOS Tahoe 26.7; tvOS 27; and watchOS 27.

Company

Resources

Contact

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