CVE-2026-84550

A race condition was addressed with additional validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to cause unexpected system termination.

CVSS v3 4.7 MEDIUM

4.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.0 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

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, 14:20

Type	Values Removed	Values Added
First Time		Apple macos Apple
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 4.7
CWE		CWE-362
CPE		cpe:2.3:o:apple:macos::::::::
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

Information

Published : 2026-09-14 21:17

Updated : 2026-09-16 16:17

NVD link : CVE-2026-84550

Mitre link : CVE-2026-84550

CVE.ORG link : CVE-2026-84550

JSON object : View

Products Affected

apple

macos

CWE

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

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