CVE-2026-20654: Buffer Overflow

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), Mickey Jin@@patch1t, Ryan Dowd@@_rdowd, @@cloudlldb, Kirin@@Pwnrin(Fudan University), LFY@@secsys(Fudan University), Murray Mike, Chunyu Song(NorthSea), Michael DePlante@@izobashi(Trend Micro Zero Day Initiative), Pwn2car, Morris Richman@@morrisinlife, Vivek Dhar, ASI (RM) in Border Security Force, FTR HQ BSF Kashmir

Affected Software

12 affected componentsFixes available
Apple visionOS<26.3
26.3
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 iPadOS<26.3
Apple iPhone OS<26.3
Apple macOS<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
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
CVE Published
via MITRE·10:58 PM
Data Sourced
via MITRE·10:58 PM
DescriptionWeakness
Data Sourced
via NVD·11:16 PM
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-2026-20654?

CVE-2026-20654 is classified as a medium severity vulnerability affecting multiple Apple platforms.

2

How do I fix CVE-2026-20654?

To mitigate CVE-2026-20654, update your device to the latest version beyond 26.3 for affected Apple products.

3

What types of issues does CVE-2026-20654 address?

CVE-2026-20654 addresses issues related to privacy, user interface inconsistencies, and directory path parsing.

4

Which Apple products are affected by CVE-2026-20654?

CVE-2026-20654 affects Apple visionOS, iOS, iPadOS, macOS Tahoe, tvOS, and watchOS versions up to 26.3.

5

Is my device safe if I am using version 26.3 of the affected Apple products?

Devices running version 26.3 of the affected Apple products remain vulnerable to CVE-2026-20654 and should be updated immediately.

Company

Resources

Contact

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