Use-After-Free in iOS, iPadOS, macOS Tahoe, tvOS, and watchOS

Publication date: 2026-09-14

Last updated on: 2026-09-14

Assigner: Apple Inc.

Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, watchOS 26.6. An app may be able to cause unexpected system termination.

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-2026-43808

Affected Vendors & Products

Vendor	Product	Version / Range
apple	ios	26.6
apple	ipad_os	26.6
apple	macos_tahoe	26.6
apple	tv_os	26.6
apple	watch_os	26.6

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This is a use-after-free vulnerability caused by improper memory management. It occurs when a program continues to use memory after it has been freed, potentially leading to crashes or unexpected behavior.

Impact Analysis

An attacker could exploit this to cause an app to crash or terminate unexpectedly. This may disrupt services or lead to denial-of-service conditions on affected devices.

Mitigation Strategies

Update affected Apple devices to the latest versions: iOS 26.6, iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, or watchOS 26.6 to address the use-after-free issue.

Hi! I’m here to help you understand CVE-2026-43808. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70