CVE-2026-43814

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 v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://support.apple.com/en-us/128066	Release Notes Vendor Advisory
https://support.apple.com/en-us/128067	Release Notes Vendor Advisory
https://support.apple.com/en-us/128068	Release Notes Vendor Advisory
https://support.apple.com/en-us/128069	Release Notes Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:apple:ipados::::::::
	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:tvos::::::::
	cpe:2.3:o:apple:watchos::::::::

History

28 Jul 2026, 20:04

Type	Values Removed	Values Added
References	~~() https://support.apple.com/en-us/128066 -~~	() https://support.apple.com/en-us/128066 - Release Notes, Vendor Advisory
References	~~() https://support.apple.com/en-us/128067 -~~	() https://support.apple.com/en-us/128067 - Release Notes, Vendor Advisory
References	~~() https://support.apple.com/en-us/128068 -~~	() https://support.apple.com/en-us/128068 - Release Notes, Vendor Advisory
References	~~() https://support.apple.com/en-us/128069 -~~	() https://support.apple.com/en-us/128069 - Release Notes, Vendor Advisory
First Time		Apple macos Apple Apple watchos Apple ipados Apple tvos Apple iphone Os
CPE		cpe:2.3:o:apple:tvos:::::::: cpe:2.3:o:apple:ipados:::::::: cpe:2.3:o:apple:watchos:::::::: cpe:2.3:o:apple:macos:::::::: cpe:2.3:o:apple:iphone_os::::::::

28 Jul 2026, 15:17

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 9.8
CWE		CWE-416

27 Jul 2026, 21:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-07-27 21:17

Updated : 2026-07-28 20:04

NVD link : CVE-2026-43814

Mitre link : CVE-2026-43814

CVE.ORG link : CVE-2026-43814

JSON object : View

Products Affected

apple

ipados
tvos
watchos
macos
iphone_os

CWE

CWE-416

Use After Free

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