CVE-2026-43702

Received Received - Intake

Memory Corruption in Apple iOS and macOS Video Processing

Publication date: 2026-09-14

Last updated on: 2026-09-14

Assigner: Apple Inc.

Description

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.6 and iPadOS 26.6, iOS 26.7 and iPadOS 26.7, macOS Sequoia 15.8, macOS Tahoe 26.6, macOS Tahoe 26.7, tvOS 26.6, watchOS 26.6. Processing a maliciously crafted video file may lead to unexpected app termination or corrupt process memory.

CVSS Scores

EPSS Scores

Probability:
Percentile:

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-2026-43702

Affected Vendors & Products

Vendor	Product	Version / Range
apple	ios	26.6
apple	ipados	26.6
apple	ios	26.7
apple	ipados	26.7
apple	macos_sequoia	15.8
apple	macos_tahoe	26.6
apple	macos_tahoe	26.7
apple	tvos	26.6
apple	watchos	26.6

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This vulnerability involves a memory handling issue in Apple devices. Processing a specially crafted video file could cause an app to crash or corrupt its memory. It was fixed in multiple Apple OS updates including iOS, iPadOS, macOS, tvOS, and watchOS.

Detection Guidance

Detection requires checking if your device is running a vulnerable version of iOS, iPadOS, macOS, tvOS, or watchOS. Compare your installed versions against the fixed versions listed in the CVE description.

Impact Analysis

If exploited, this flaw could lead to unexpected app crashes or memory corruption when opening malicious video files. This might disrupt normal device usage or cause data loss in affected apps.

Mitigation Strategies

Update your devices to the latest versions mentioned in the CVE description (iOS 26.6/26.7, iPadOS 26.6/26.7, macOS Sequoia 15.8, macOS Tahoe 26.6/26.7, tvOS 26.6, watchOS 26.6). Avoid processing untrusted video files until updated.

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