CVE-2026-28878: Use After Free

Published Mar 24, 2026
·
Updated

802.1X. An authentication issue was addressed with improved state management.

Other sources

A privacy issue was addressed by removing sensitive data. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.7, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An app may be able to enumerate a user's installed apps.

— NVD

Accessibility. This issue was addressed through improved state management.

— Apple

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

— Apple

Admin Framework. A path handling issue was addressed with improved validation.

— Apple

apache. 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.

— Apple

Credit

Justin Cohen(Google), Cristian Dinca (icmd.tech), Hossein Lotfi@@hosselot(TrendAI Zero Day Initiative), Etienne Charron (Renault), Victoria Martini (Renault), Zhongcheng Li(IES Red Team), CVE-2025-14524, Andreas Jaegersberger & Ro Achterberg(Nosebeard Labs), Kirin@@Pwnrin, CVE-2025-64505, iG0x72(XiguaSec), JJ(XiguaSec), Lehan Dilusha Jayasinghe, Gor Aleksanyan(BoB 0xB6), Dhiyanesh Selvaraj@@redroot97(BoB 0xB6), 이동하 (Lee Dong Ha(BoB 0xB6), Jian Lee@@speedyfriend433, Johnny Franks@@0xjohnny, Alex Radocea, Hazem Issa, Yongdae Kim @ SysSec, KAIST, Caspian Tarafdar, Andrew Becker, webb, Thomas Espach, Mike Cardwell(grepular), Bob Lord, Hongze Wu(Ant Group Infrastructure Security Team), Shuaike Dong(Ant Group Infrastructure Security Team), @@hamayanhamayan, Johnny Franks (zeroxjf), an anonymous researcher, Héloïse Gollier, Mathy Vanhoef (KU Leuven), XiguaSec, DARKNAVY@@DarkNavyOrg, Ilya Andr (andrd3v)(RTU MIREA), Ilias Morad (A2nkF)(Voynich Group), Duy Trần@@khanhduytran0, @@hugeBlack, Himanshu Bharti@@Xpl0itme(Khatima), Dave G., wdszzml, Atuin Automated Vulnerability Discovery Engine, Guy Dor, Gongyu Ma@@Mezone0, Yeonghyeon Choi, Daniel Rhea, Söhnke Benedikt Fischedick (Tripton), Emrovsky & Switch3301, Yevhen Pervushyn, Minse Kim, Narcis Oliveras Fontàs, Nathaniel Oh@@calysteon, greenbynox, Arni Hardarson, Jex Amro, Tuan D. Hoang, Yongdae Kim @ KAIST SysSec Lab, Alvin Aries Tapia, Rosyna Keller(Totally Not Malicious Software), Adrián Pérez Martínez, Uluk Abylbekov, Zack Tickman, Dalibor Milanovic, Kun Peeks@@SwayZGl1tZyyy, Surya Kushwaha, Peter Malone, Aswin Kumar Gokula Kannan, Csaba Fitzl@@theevilbit(Iru), Suresh Sundaram, Jiri Ha, Google Threat Analysis Group, Mihalis Haatainen, Ari Hawking, Ashish Kunwar, Vaagn Vardanian, Yiğit Can YILMAZ@@yilmazcanyigit, Robert Tran(STAR Labs SG Pte), popku1337(STAR Labs SG Pte), Billy Jheng Bing Jhong(STAR Labs SG Pte), Pan Zhenpeng@@Peterpan0927(STAR Labs SG Pte), Aswin kumar Gokulakannan, Calif.io in collaboration with Claude, Anthropic Research, beist, Ryan Hileman via Xint Code (xint.io), Tristan Madani@@TristanInSec(Talence Security), Chris Betz, Dhiyanesh Selvaraj@@redroot97, Ricardo Prado, Anton Pakhunov, Ian van der Wurff (ian.nl), Michael DePlante@@izobashi(TrendAI Zero Day Initiative), Ilya Sc. Jowell A., Morris Richman@@morrisinlife, Andrei Dodu, Doron Assness, Surya Kushwaha(Supernetworks), Robert Tran(Supernetworks), Peter Malone(Supernetworks), Dave G.(Supernetworks), Alex Radocea(Supernetworks), Andy Koo@@andykoo(Hexens), Amy (amys.website), YingQi Shi@@Mas0nShi(DBAppSecurity's WeBin lab), Wang Yu, Brendon Tiszka(Google Project Zero), David Ige(Beryllium Security), Jorge Welch@@jorgwelch, impost0r (ret2plt), Nicholas Soh, Ryan Dowd@@_rdowd, CVE-2025-55753, CVE-2025-58098, CVE-2025-59775, CVE-2025-65082, CVE-2025-66200, Mickey Jin@@patch1t, Koh M. Nakagawa@@tsunek0h(FFRI Security Inc), Talal Haj Bakry(Mysk Inc), Tommy Mysk@@mysk_co(Mysk Inc), Zhongquan Li@@Guluisacat, Mustafa Calap@@ordinal0, dbg.re), Asaf Cohen, 风沐云烟@@binary_fmyy, Minghao Lin@@Y1nKoc, Jonathan Bar Or@@yo_yo_yo_jbo, Ye Zhang(Baidu Security), Ryan Dowd@@_rdowd(Iru), Joseph Ravichandran@@0xjprx(MIT CSAIL), hari shanmugam, Yuebin Sun@@yuebinsun2020(SecuRing), an anonymous researcher(SecuRing), Nathaniel Oh@@calysteon(SecuRing), Kirin@@Pwnrin(SecuRing), Wojciech Regula(SecuRing), Joshua Jewett@@JoshJewett33, Rodolphe Brunetti@@eisw0lf(Lupus Nova), Matej Moravec@@MacejkoMoravec, Dawuge(Shuffle Team), Hunan University, Gergely Kalman@@gergely_kalman, Gyujeong Jin at Team.0xb6@@G1uN4sh, Christian Kohlschütter, Sreejith Krishnan R, @@pixiepointsec, Luke Roberts@@rookuu, Pedro Tôrres@@t0rr3sp3dr0, @@cloudlldb

Affected Software

19 affected componentsFixes available
Apple tvOS<26.4
26.4
Apple macOS Tahoe<26.4
26.4
Apple WatchOS<26.4
26.4
Apple visionOS<26.4
26.4
Apple macOS Sonoma<14.8.5
14.8.5
Apple iPadOS<18.7.7
Apple iPadOS>=26.0<26.4
Apple iPhone OS<18.7.7
Apple iPhone OS>=26.0<26.4
Apple macOS>=14.0<14.8.5
Apple macOS>=26.0<26.4
Apple tvOS<26.4
Apple visionOS<26.4
Apple WatchOS<26.4
Apple iOS<18.7.7
18.7.7
Apple iPadOS<18.7.7
18.7.7
Apple iOS<26.4
26.4
Apple iPadOS<26.4
26.4
Apple macOS Sequoia<15.7.7
15.7.7

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 18.7.7
  2. Upgrade

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

    Fixed in 26.4
  3. Upgrade

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

    Fixed in 15.7.7
  4. Upgrade

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

    Fixed in 14.8.5
  5. Upgrade

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

    Fixed in 18.7.7
  6. Upgrade

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

    Fixed in 26.4
  7. Upgrade

    Upgrade macOS Sequoia to a version that resolves this vulnerability.

    Fixed in 15.7.7
  8. Upgrade

    Upgrade macOS Sonoma to a version that resolves this vulnerability.

    Fixed in 14.8.5
  9. Upgrade

    Upgrade macOS Tahoe to a version that resolves this vulnerability.

    Fixed in 26.4
  10. Upgrade

    Upgrade tvOS to a version that resolves this vulnerability.

    Fixed in 26.4
  11. Upgrade

    Upgrade visionOS to a version that resolves this vulnerability.

    Fixed in 26.4
  12. Upgrade

    Upgrade watchOS to a version that resolves this vulnerability.

    Fixed in 26.4

Event History

Mar 24, 2026
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Mar 25, 2026
CVE Published
via MITRE·12:32 AM
Data Sourced
via MITRE·12:32 AM
DescriptionWeakness
Data Sourced
via NVD·01:17 AM
DescriptionSeverityWeaknessAffected 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-2026-28878?

CVE-2026-28878 has been categorized with a high severity due to authentication and privacy issues related to sensitive data.

2

How do I fix CVE-2026-28878?

To fix CVE-2026-28878, update to the latest versions available: iOS and iPadOS 18.7.7, macOS Sonoma 14.8.5, or their respective 26.4 versions for other Apple devices.

3

Which devices are affected by CVE-2026-28878?

CVE-2026-28878 affects multiple Apple devices including iPhone, iPad, Apple TV, Mac, Apple Watch, and visionOS.

4

What improvements are included in the CVE-2026-28878 update?

The update for CVE-2026-28878 includes improved state management for authentication and the removal of sensitive data to enhance privacy.

5

Is there a known exploit for CVE-2026-28878?

As of now, there are no publicly known exploits for CVE-2026-28878, but the vulnerability should still be addressed promptly.

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