CVE-2026-43790

The issue was addressed with improved memory handling. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.

CVSS v3 9.1 CRITICAL

9.1^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://support.apple.com/en-us/149035	Release Notes Vendor Advisory
https://support.apple.com/en-us/149042	Release Notes Vendor Advisory
https://support.apple.com/en-us/149043	Release Notes Vendor Advisory

Configurations

Configuration 1 (hide)

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

History

16 Sep 2026, 21:10

Type	Values Removed	Values Added
First Time		Apple macos Apple
CPE		cpe:2.3:o:apple:macos::::::::
CWE		CWE-787
References	~~() https://support.apple.com/en-us/149035 -~~	() https://support.apple.com/en-us/149035 - Release Notes, Vendor Advisory
References	~~() https://support.apple.com/en-us/149042 -~~	() https://support.apple.com/en-us/149042 - Release Notes, Vendor Advisory
References	~~() https://support.apple.com/en-us/149043 -~~	() https://support.apple.com/en-us/149043 - Release Notes, Vendor Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 9.1

Information

Published : 2026-09-14 21:17

Updated : 2026-09-17 17:16

NVD link : CVE-2026-43790

Mitre link : CVE-2026-43790

CVE.ORG link : CVE-2026-43790

JSON object : View

Products Affected

apple

macos

CWE

CWE-787

Out-of-bounds Write

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