Description
A validation issue existed in the entitlement verification. This issue was addressed with improved validation of the process entitlement. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. A malicious app may be able to break out of its sandbox.
Published: 2026-09-14
Score: 8.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sun, 20 Sep 2026 20:45:00 +0000

Type Values Removed Values Added
Title macOS Entitlement Verification Bug Allowing Sandbox Escape

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

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 10.0, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'}

ssvc

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

cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H'}


Wed, 16 Sep 2026 17:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-862
CPEs cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 10.0, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'}


Wed, 16 Sep 2026 11:45:00 +0000

Type Values Removed Values Added
Title Sandbox Escape via Entitlement Validation in macOS
Weaknesses CWE-280

Tue, 15 Sep 2026 10:30:00 +0000

Type Values Removed Values Added
Title Sandbox Escape via Entitlement Validation in macOS
Weaknesses CWE-280

Tue, 15 Sep 2026 01:30:00 +0000

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

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

Type Values Removed Values Added
Description A validation issue existed in the entitlement verification. This issue was addressed with improved validation of the process entitlement. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. A malicious app may be able to break out of its sandbox.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published:

Updated: 2026-09-17T17:00:35.316Z

Reserved: 2026-07-22T00:46:31.442Z

Link: CVE-2026-65381

cve-icon Vulnrichment

Updated: 2026-09-17T17:00:22.395Z

cve-icon NVD

Status : Modified

Published: 2026-09-14T21:17:22.460

Modified: 2026-09-17T17:16:45.750

Link: CVE-2026-65381

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-20T20:30:05Z

Weaknesses