CVE-2026-20611: Apple macOS Audio APAC Frame Decoding Out-Of-Bounds Write Remote Code Execution Vulnerability

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

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory.

— MITRE

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

— Apple

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

— 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

21 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<14.8.4
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
Apple macOS

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
DescriptionSeverityWeaknessAffected Software
Mar 16, 2026
Advisory Published
via ZDI·02:34 PM
Data Sourced
via ZDI·02:34 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-2026-20611?

The severity of CVE-2026-20611 has not been explicitly classified, but it addresses multiple privacy and usability issues that could potentially impact user security and experience.

2

How do I fix CVE-2026-20611?

To fix CVE-2026-20611, update your device to the latest version of the affected Apple software as specified by the vendor.

3

Which versions are affected by CVE-2026-20611?

CVE-2026-20611 affects several Apple products including iOS, macOS, watchOS, visionOS, tvOS, and iPadOS, primarily those below specified versions.

4

What products does CVE-2026-20611 impact?

CVE-2026-20611 impacts Apple devices running iOS, iPadOS, watchOS, tvOS, macOS, and visionOS below the specified remedy versions.

5

Are there any known exploits for CVE-2026-20611?

As of now, there are no publicly disclosed exploits for CVE-2026-20611, but users are advised to apply the update to mitigate potential risks.

Company

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