CVE-2026-64738 - Vulnerability Details - OpenCVE

A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. A malicious app may be able to break out of its sandbox.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact total

Vendors	Products
Apple	Macos

No data.

No data.

References

Link	Providers
https://support.apple.com/en-us/128067
https://support.apple.com/en-us/128071
https://support.apple.com/en-us/128072

History

Sun, 02 Aug 2026 11:00:00 +0000

Type	Values Removed	Values Added
Title	macOS Sandbox Escape via Permissions Issue
Weaknesses	CWE-285 CWE-290

Thu, 30 Jul 2026 01:30:00 +0000

Type	Values Removed	Values Added
Title		macOS Sandbox Escape via Permissions Issue
Weaknesses		CWE-285 CWE-290

Tue, 28 Jul 2026 17:30:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-284
Metrics		cvssV3_1 `{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}` ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 28 Jul 2026 09:30:00 +0000

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

Mon, 27 Jul 2026 20:30:00 +0000

Type	Values Removed	Values Added
Description		A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. A malicious app may be able to break out of its sandbox.
References		https://support.apple.com/en-us/128067 https://support.apple.com/en-us/128071 https://support.apple.com/en-us/128072

MITRE

Status: PUBLISHED

Assigner: apple

Published: 2026-07-27T20:12:13.838Z

Updated: 2026-07-28T16:30:54.198Z

Reserved: 2026-07-20T18:09:54.848Z

Link: CVE-2026-64738

Vulnrichment

Updated: 2026-07-28T16:23:31.985Z

NVD

No data.

Redhat

No data.

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