CVE-2026-86924: Connecting a malicious accessory may cause unexpected system termination in Apple iOS and iPadOS
A memory corruption vulnerability in Apple iOS and iPadOS could cause unexpected system termination when connecting a malicious accessory. This issue was addressed by improved input validation and fixed in iOS and iPadOS versions 26.7 and later, including iOS 27 and iPadOS 27. The vulnerability affects versions prior to 26.7 and 27. No active exploits are known in the wild.
AI Analysis
Technical Summary
CVE-2026-86924 is a memory corruption vulnerability in Apple iOS and iPadOS caused by insufficient input validation when connecting accessories. This flaw may lead to unexpected system termination (crashes). Apple fixed the issue by improving input validation in iOS 26.7, iPadOS 26.7, iOS 27, and iPadOS 27. The vulnerability affects all versions before these fixed releases.
Potential Impact
An attacker who can connect a malicious accessory to an affected device may cause the system to terminate unexpectedly, resulting in denial of service. There is no information indicating code execution or data compromise. No known exploits are reported in the wild.
Mitigation Recommendations
Apply the official updates from Apple to iOS and iPadOS 26.7 or later, including iOS 27 and iPadOS 27, which contain the fix through improved input validation. Devices running affected versions should be updated promptly to prevent potential exploitation.
CVE-2026-86924: Connecting a malicious accessory may cause unexpected system termination in Apple iOS and iPadOS
Description
A memory corruption vulnerability in Apple iOS and iPadOS could cause unexpected system termination when connecting a malicious accessory. This issue was addressed by improved input validation and fixed in iOS and iPadOS versions 26.7 and later, including iOS 27 and iPadOS 27. The vulnerability affects versions prior to 26.7 and 27. No active exploits are known in the wild.
Affected software
Apple
iOS and iPadOS
Apple
macOS
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-86924 is a memory corruption vulnerability in Apple iOS and iPadOS caused by insufficient input validation when connecting accessories. This flaw may lead to unexpected system termination (crashes). Apple fixed the issue by improving input validation in iOS 26.7, iPadOS 26.7, iOS 27, and iPadOS 27. The vulnerability affects all versions before these fixed releases.
Potential Impact
An attacker who can connect a malicious accessory to an affected device may cause the system to terminate unexpectedly, resulting in denial of service. There is no information indicating code execution or data compromise. No known exploits are reported in the wild.
Mitigation Recommendations
Apply the official updates from Apple to iOS and iPadOS 26.7 or later, including iOS 27 and iPadOS 27, which contain the fix through improved input validation. Devices running affected versions should be updated promptly to prevent potential exploitation.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-09-08T16:43:41.878Z
- State
- PUBLISHED
Threat ID: 6aa8611b55bf5e2cf59d319f
Added to database: 09/14/2026, 21:03:23 UTC
Last enriched: 09/14/2026, 21:16:44 UTC
Last updated: 09/14/2026, 21:21:47 UTC
Views: 3
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