Type Confusion in Apple iOS, iPadOS, macOS, tvOS, visionOS, and watchOS

Publication date: 2026-09-14

Last updated on: 2026-09-14

Assigner: Apple Inc.

Description

A type confusion issue was addressed with improved checks. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. An app may be able to cause unexpected system termination.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-09-14

Last Modified

2026-09-14

Generated

2026-09-15

AI Q&A

2026-09-15

EPSS Evaluated

N/A

NVD

CVE-2026-84602

Affected Vendors & Products

Vendor	Product	Version / Range
apple	ios	26.7
apple	ipad_os	26.7
apple	ios	27
apple	ipad_os	27
apple	macos_golden_gate	27
apple	macos_sequoia	15.8
apple	macos_tahoe	26.7
apple	tv_os	27
apple	vision_os	27
apple	watch_os	27

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This is a type confusion vulnerability where an app could trigger unexpected system termination due to improper checks. It was fixed in multiple Apple OS versions including iOS, iPadOS, macOS, tvOS, visionOS, and watchOS.

Impact Analysis

An attacker could exploit this to cause an app to crash or terminate unexpectedly, potentially leading to denial of service or instability on affected devices.

Mitigation Strategies

Update affected Apple devices to the latest versions mentioned in the CVE description to address the type confusion issue.

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