CVE-2026-20701: Use After Free

Published Mar 24, 2026
·
Updated

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

Other sources

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

— Apple

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

— Apple

An access issue was addressed with additional sandbox restrictions. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to connect to a network share without user consent.

— NVD

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

AppleKeyStore. A use after free issue was addressed with improved memory management.

— Apple

Credit

Rosyna Keller(Totally Not Malicious Software), CVE-2025-55753, CVE-2025-58098, CVE-2025-59775, CVE-2025-65082, CVE-2025-66200, Johnny Franks (zeroxjf), an anonymous researcher, Mickey Jin@@patch1t, Justin Cohen(Google), Jex Amro, Amy (amys.website), Cristian Dinca (icmd.tech), @@cloudlldb, Hossein Lotfi@@hosselot(TrendAI Zero Day Initiative), YingQi Shi@@Mas0nShi(DBAppSecurity's WeBin lab), Etienne Charron (Renault), Victoria Martini (Renault), Andreas Jaegersberger & Ro Achterberg(Nosebeard Labs), CVE-2025-14524, 风沐云烟@@binary_fmyy, Minghao Lin@@Y1nKoc, DARKNAVY@@DarkNavyOrg, Kirin@@Pwnrin, Zhongcheng Li(IES Red Team), CVE-2025-64505, Gor Aleksanyan(BoB 0xB6), Dhiyanesh Selvaraj@@redroot97(BoB 0xB6), 이동하 (Lee Dong Ha(BoB 0xB6), Jian Lee@@speedyfriend433, hari shanmugam, Johnny Franks@@zeroxjf, Sreejith Krishnan R, Himanshu Bharti@@Xpl0itme(Khatima), Chunyu Song(NorthSea), Rodolphe Brunetti@@eisw0lf(Lupus Nova), Matej Moravec@@MacejkoMoravec, Csaba Fitzl@@theevilbit(Iru), Dawuge(Shuffle Team), Hunan University, Kun Peeks@@SwayZGl1tZyyy, Gyujeong Jin at Team.0xb6@@G1uN4sh, wdszzml, Atuin Automated Vulnerability Discovery Engine, Alex Radocea, Christian Kohlschütter, Dave G., @@pixiepointsec, Caspian Tarafdar, Andrew Becker, Héloïse Gollier, Mathy Vanhoef (KU Leuven), Ryan Dowd@@_rdowd, Koh M. Nakagawa@@tsunek0h(FFRI Security Inc), Talal Haj Bakry(Mysk Inc), Tommy Mysk@@mysk_co(Mysk Inc), Zhongquan Li@@Guluisacat, Asaf Cohen, XiguaSec, Ye Zhang(Baidu Security), Ryan Dowd@@_rdowd(Iru), Joseph Ravichandran@@0xjprx(MIT CSAIL), Yuebin Sun@@yuebinsun2020(SecuRing), an anonymous researcher(SecuRing), Nathaniel Oh@@calysteon(SecuRing), Kirin@@Pwnrin(SecuRing), Wojciech Regula(SecuRing), Joshua Jewett@@JoshJewett33, Ilya Andr (andrd3v)(Voynich Group), Ilias Morad (A2nkF)(Voynich Group), Duy Trần@@khanhduytran0, @@hugeBlack, Gergely Kalman@@gergely_kalman, Andrei Dodu, Morris Richman@@morrisinlife, Luke Roberts@@rookuu, Pedro Tôrres@@t0rr3sp3dr0, webb, Thomas Espach, @@hamayanhamayan, Yeonghyeon Choi, Daniel Rhea, Söhnke Benedikt Fischedick (Tripton), Emrovsky & Switch3301, Yevhen Pervushyn, Minse Kim, Narcis Oliveras Fontàs, Nathaniel Oh@@calysteon, Hongze Wu(Ant Group Infrastructure Security Team), Shuaike Dong(Ant Group Infrastructure Security Team), greenbynox, Arni Hardarson, Gongyu Ma@@Mezone0

Affected Software

6 affected componentsFixes available
Apple macOS Tahoe<26.4
26.4
Apple macOS Sequoia<15.7.5
15.7.5
Apple macOS Sonoma<14.8.5
14.8.5
Apple macOS>=14.0<14.8.5
Apple macOS>=15.0<15.7.5
Apple macOS>=26.0<26.4

Event History

Mar 24, 2026
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionWeakness
Updated
via Apple·12:00 AM
Description
Updated
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionAffected Software
Updated
via Apple·12:00 AM
Affected Software
Mar 25, 2026
CVE Published
via MITRE·12:35 AM
Data Sourced
via MITRE·12:35 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.

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Frequently Asked Questions

1

What is the severity of CVE-2026-20701?

CVE-2026-20701 is classified as a medium severity vulnerability impacting Apple macOS.

2

How do I fix CVE-2026-20701?

To fix CVE-2026-20701, update your affected Apple macOS to the latest available version.

3

Which versions of macOS are affected by CVE-2026-20701?

CVE-2026-20701 affects macOS versions up to 26.4, 15.7.5, and 14.8.5.

4

What types of issues are addressed by CVE-2026-20701?

CVE-2026-20701 addresses authentication, authorization, path handling, and access issues.

5

Is there a workaround for CVE-2026-20701 if I cannot update?

There are no specific workarounds provided for CVE-2026-20701; updating is recommended.

Company

Resources

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