CVE-2026-43747

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. Parsing a maliciously crafted file may lead to an unexpected app termination.

CVSS v3 7.1 HIGH

7.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://support.apple.com/en-us/128067	Release Notes Vendor Advisory
https://support.apple.com/en-us/128071	Release Notes Vendor Advisory
https://support.apple.com/en-us/128072	Release Notes Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:macos::::::::

History

28 Jul 2026, 19:52

Type	Values Removed	Values Added
CPE		cpe:2.3:o:apple:macos::::::::
First Time		Apple Apple macos
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/128071 -~~	() https://support.apple.com/en-us/128071 - Release Notes, Vendor Advisory
References	~~() https://support.apple.com/en-us/128072 -~~	() https://support.apple.com/en-us/128072 - Release Notes, Vendor Advisory

28 Jul 2026, 14:16

Type	Values Removed	Values Added
CWE		CWE-125
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.1

27 Jul 2026, 21:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-07-27 21:16

Updated : 2026-07-28 19:52

NVD link : CVE-2026-43747

Mitre link : CVE-2026-43747

CVE.ORG link : CVE-2026-43747

JSON object : View

Products Affected

apple

macos

CWE

CWE-125

Out-of-bounds Read

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