A race condition was addressed with improved locking. This issue is fixed in macOS Tahoe 26.6. A malicious app may be able to gain root privileges.
References
History

Thu, 17 Sep 2026 22:30:00 +0000

Type Values Removed Values Added
Title Privilege Escalation via Race Condition in macOS

Wed, 16 Sep 2026 09:45:00 +0000

Type Values Removed Values Added
Title Race Condition Enabling Root Privilege Escalation in macOS

Tue, 15 Sep 2026 19:30:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

Tue, 15 Sep 2026 08:30:00 +0000

Type Values Removed Values Added
Title Race Condition Enabling Root Privilege Escalation in macOS

Tue, 15 Sep 2026 00:00:00 +0000

Type Values Removed Values Added
First Time appeared Apple
Apple macos
Vendors & Products Apple
Apple macos

Mon, 14 Sep 2026 23:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-362
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 14 Sep 2026 21:00:00 +0000

Type Values Removed Values Added
Description A race condition was addressed with improved locking. This issue is fixed in macOS Tahoe 26.6. A malicious app may be able to gain root privileges.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published: 2026-09-14T20:50:57.830Z

Updated: 2026-09-15T03:56:23.998Z

Reserved: 2026-05-01T22:46:27.819Z

Link: CVE-2026-43783

cve-icon Vulnrichment

Updated: 2026-09-14T22:28:20.948Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-14T21:17:11.080

Modified: 2026-09-15T19:24:16.433

Link: CVE-2026-43783

cve-icon Redhat

No data.