CVE-2025-43437: Input Validation

Published Nov 3, 2025
·
Updated

Accessibility. A permissions issue was addressed with additional restrictions.

Other sources

An information disclosure issue was addressed with improved privacy controls. This issue is fixed in iOS 26.1 and iPadOS 26.1. An app may be able to fingerprint the user.

— MITRE

Apple Account. A privacy issue was addressed with improved checks.

— Apple

Apple Neural Engine. The issue was addressed with improved memory handling.

— Apple

Apple TV Remote. The issue was addressed with improved handling of caches.

— Apple

AppleMobileFileIntegrity. This issue was addressed with improved validation of symlinks.

— Apple

Credit

JZ, Duy Trần@@khanhduytran0, Dennis Briner, Hikerell (Loadshine Lab), Wojciech Regula(SecuRing), Kirin@@Pwnrin(Fudan University), LFY@@secsys(Fudan University), Lukaah Marlowe, Zhongcheng Li(IES Red Team of ByteDance), Hossein Lotfi@@hosselot(Trend Micro Zero Day Initiative), pattern-f@@pattern_F_, iisBuri, Cristian Dinca (icmd.tech), Apple, Dave G.(supernetworks), Alex Radocea(supernetworks), Taavi Eomäe(Zone Media), Romain Lebesle(Khatima), Himanshu Bharti@@Xpl0itme(Khatima), Gergely Kalman@@gergely_kalman, Rosyna Keller(Totally Not Malicious Software), Michael DePlante@@izobashi(Trend Micro Zero Day Initiative), Google Threat Analysis Group, Kirin@@Pwnrin, Asaf Cohen, KPC(Cisco Talos), @@RenwaX23, an anonymous researcher, Stanislav Jelezoglo, Joshua Thomas, Dalibor Milanovic, Isaiah Wan, Will Caine, Thomas Salomon, Sufiyan Gouri (TU Darmstadt), Phil Scott & Richard Hyunho Im (@richeeta)@@MrPeriPeri, Mark Bowers, Joey Hewitt, Dylan Rollins, Arthur Baudoin, Andr.Ess, Mikael Kinnman, Aleksejs Popovs, Phil Beauvoir, Google Big Sleep, Gary Kwong, rheza@@ginggilBesel, Justin Cohen(Google), Nan Wang@@eternalsakura13, rheza@@ginggilBesel(Trend Micro Zero Day Initiative), shandikri(Trend Micro Zero Day Initiative), Gary Kwong(Trend Micro Zero Day Initiative), Lehan Dilusha Jayasinghe, Tom Van Goethem, Ron Masas(BreakPoint), Pinak Oza

Affected Software

6 affected componentsFixes available
Apple iOS<26.1
Apple iPadOS<26.1
Apple iOS<26.1
26.1
Apple iPadOS<26.1
26.1
Apple iPadOS<26.1
Apple iPhone OS<26.1

Event History

Nov 3, 2025
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionWeakness
Updated
via Apple·12:00 AM
Description
Dec 12, 2025
CVE Published
via MITRE·08:56 PM
Data Sourced
via MITRE·08:56 PM
DescriptionWeakness
Data Sourced
via NVD·09:15 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-2025-43437?

CVE-2025-43437 is considered a moderate severity vulnerability due to potential information disclosure risks.

2

How do I fix CVE-2025-43437?

To fix CVE-2025-43437, update your device to iOS 26.1 or iPadOS 26.1.

3

What kind of information might be disclosed in CVE-2025-43437?

CVE-2025-43437 may allow an app to fingerprint the user, potentially revealing sensitive user information.

4

Which devices are affected by CVE-2025-43437?

CVE-2025-43437 affects Apple iOS devices and iPadOS devices running versions prior to 26.1.

5

Was CVE-2025-43437 resolved in software updates?

Yes, CVE-2025-43437 was resolved in the software updates for iOS 26.1 and iPadOS 26.1.

Company

Resources

Contact

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