CVE-2026-86924

Memory Corruption Causing System Termination via Malicious Accessory

Published Sep 14, 2026 CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Description
A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Tahoe 26.7. Connecting a malicious accessory may cause unexpected system termination.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Title Memory Corruption Causing System Termination via Malicious Accessory
Type Values Removed Values Added
Title Denial of Service via Malicious Accessory Memory Corruption on Apple Operating Systems
Weaknesses CWE-119
Type Values Removed Values Added
First Time appeared Apple ipados
Apple iphone Os
CPEs cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Vendors & Products Apple ipados
Apple iphone Os
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Denial of Service via Malicious Accessory Memory Corruption on Apple Operating Systems
Weaknesses CWE-119
CWE-20
Type Values Removed Values Added
First Time appeared Apple
Apple ios And Ipados
Apple macos
Vendors & Products Apple
Apple ios And Ipados
Apple macos
Type Values Removed Values Added
Description A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Tahoe 26.7. Connecting a malicious accessory may cause unexpected system termination.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apple
Published
Updated
Oct 26, 2026, 8:41 PM
Reserved
Sep 8, 2026, 4:43 PM
Status
Analyzed
Published
Sep 14, 2026, 9:17 PM
Modified
Sep 18, 2026, 1:04 PM