CVE-2026-84545

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An app with App Sandbox restrictions may be able to escape the sandbox and execute code with root privileges.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.0 / Impact : 6.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://support.apple.com/en-us/149035	Release Notes Vendor Advisory
https://support.apple.com/en-us/149522	Release Notes Vendor Advisory
https://support.apple.com/en-us/149523	Release Notes Vendor Advisory

Configurations

Configuration 1 (hide)

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

History

03 Nov 2026, 16:19

Type	Values Removed	Values Added
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/149522 -~~	() https://support.apple.com/en-us/149522 - Release Notes, Vendor Advisory
References	~~() https://support.apple.com/en-us/149523 -~~	() https://support.apple.com/en-us/149523 - Release Notes, Vendor Advisory
First Time		Apple Apple macos
CPE		cpe:2.3:o:apple:macos::::::::

03 Nov 2026, 15:17

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 8.8
CWE		CWE-416

26 Oct 2026, 21:20

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-26 21:20

Updated : 2026-11-04 05:19

NVD link : CVE-2026-84545

Mitre link : CVE-2026-84545

CVE.ORG link : CVE-2026-84545

JSON object : View

Products Affected

apple

macos

CWE

CWE-416

Use After Free

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