CVE-2026-20634: Use After Free

Published Feb 11, 2026
·
Updated

Accessibility. A privacy issue was addressed by removing sensitive data.

Other sources

Accessibility. An inconsistent user interface issue was addressed with improved state management.

— Apple

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

— Apple

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

— Apple

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

— Apple

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

— Apple

Credit

Johnny Franks (zeroxjf), an anonymous researcher, jioundai, Anonymous(Trend Micro Zero Day Initiative), Yiğit Can YILMAZ@@yilmazcanyigit, Golden Helm Securities(Iru), Gergely Kalman@@gergely_kalman(Iru), Csaba Fitzl@@theevilbit(Iru), Google Threat Analysis Group, Asaf Cohen, George Karchemsky@@gkarchemsky(Trend Micro Zero Day Initiative), Jian Lee@@speedyfriend433, Xin'an Zhou, Juefei Pu, Zhutian Liu, Zhiyun Qian, Zhaowei Tan, Srikanth V. Krishnamurthy, Mathy Vanhoef, CVE-2025-59375, Noah Gregory (wts.dev), Gongyu Ma@@Mezone0, EntryHi, Wong Wee Xiang, Loh Boon Keat, Jacob Prezant (prezant.us), Nils Hanff @chaos.social)@@nils1729(Hasso Plattner Institute), Amy (amys.website), Atul Kishor Jaiswal, Gergely Kalman@@gergely_kalman, Kirin@@Pwnrin, Keisuke Hosoda, Zhongcheng Li(IES Red Team), Richard Hyunho Im at Route Zero Security (routezero.security)@@richeeta, Ron Masas(BreakPoint), Rodolphe Brunetti@@eisw0lf(Lupus Nova), Dalibor Milanovic, Óscar García Pérez, Stanislav Jelezoglo, Viktor Lord Härringtón, Enis Maholli (enismaholli.com), LeminLimez, Nathaniel Oh@@calysteon, HanQing(TSDubhe), Nan Wang@@eternalsakura13, Tom Van Goethem, Wang Yu(Cyberserval), piffz, Daniel Nurkin, Al Sadman Awal, Mohamed Hamdadou & Mahran Alhazmi, Hichem Maloufi, Christian Mina, Gerson Aldaz, qwerty j0y & Ricardo Garcia, Dorian Del Valle, Michael DePlante@@izobashi(Trend Micro Zero Day Initiative), Mickey Jin@@patch1t, @@cloudlldb, Ryan Dowd@@_rdowd, Ron Elemans, Murray Mike, 이동하 (Lee Dong Ha)(SSA Lab), Chunyu Song(NorthSea), Bing Shi(Alibaba Group), Wenchao Li(Alibaba Group), Xiaolong Bai(Alibaba Group), (Indiana University Bloomington), Luyi Xing(Indiana University Bloomington), Vivek Dhar, ASI (RM) in Border Security Force, FTR HQ BSF Kashmir, Kirin@@Pwnrin(Fudan University), LFY@@secsys(Fudan University), Pwn2car, Morris Richman@@morrisinlife

Affected Software

20 affected componentsFixes available
Apple visionOS<26.3
26.3
Apple macOS Sequoia<15.7.4
15.7.4
Apple iOS<26.3
26.3
Apple iPadOS<26.3
26.3
Apple macOS Tahoe<26.3
26.3
Apple tvOS<26.3
26.3
Apple WatchOS<26.3
26.3
Apple iOS<18.7.5
18.7.5
Apple iPadOS<18.7.5
18.7.5
Apple macOS Sonoma<14.8.4
14.8.4
Apple iPadOS<18.7.5
Apple iPadOS>=26.0<26.3
Apple iPhone OS<18.7.5
Apple iPhone OS>=26.0<26.3
Apple macOS>=14.0<14.8.4
Apple macOS>=15.0<15.7.4
Apple macOS>=26.0<26.3
Apple tvOS<26.3
Apple visionOS<26.3
Apple WatchOS<26.3

Event History

Feb 11, 2026
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionWeakness
Updated
via Apple·12:00 AM
Affected Software
Updated
via Apple·12:00 AM
DescriptionWeaknessAffected Software
CVE Published
via MITRE·10:58 PM
Data Sourced
via MITRE·10:58 PM
DescriptionWeakness
Data Sourced
via NVD·11:16 PM
DescriptionSeverityAffected 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-2026-20634?

CVE-2026-20634 is considered a moderate severity vulnerability affecting multiple Apple products.

2

How do I fix CVE-2026-20634?

To fix CVE-2026-20634, update your device to the latest version as specified by Apple, specifically versions 26.3 or later for affected products.

3

Which products are affected by CVE-2026-20634?

CVE-2026-20634 affects Apple visionOS, iOS, iPadOS, macOS Sequoia, macOS Tahoe, tvOS, watchOS, and macOS Sonoma versions prior to the specified updates.

4

What types of issues does CVE-2026-20634 address?

CVE-2026-20634 addresses privacy, inconsistent user interface, and directory path parsing issues.

5

When was CVE-2026-20634 reported?

CVE-2026-20634 was reported as part of a series of vulnerabilities addressed in recent updates by Apple.

Company

Resources

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