CVE-2026-43763

Published Jul 27, 2026 CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Description
A permissions issue was addressed by removing the vulnerable code. This issue is fixed in macOS Sequoia 15.7.8, macOS Sequoia 15.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, macOS Tahoe 26.7. An app may be able to read files outside of its sandbox.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Sandbox Escape Allows Unauthorized Local File Access in macOS
Type Values Removed Values Added
Description A permissions issue was addressed by removing the vulnerable code. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to read files outside of its sandbox. A permissions issue was addressed by removing the vulnerable code. This issue is fixed in macOS Sequoia 15.7.8, macOS Sequoia 15.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, macOS Tahoe 26.7. An app may be able to read files outside of its sandbox.
References
Type Values Removed Values Added
Title Sandbox Escape Allows Unauthorized Local File Access in macOS
Type Values Removed Values Added
Title Sandbox Escape Allowing File Access outside Application Boundary
Weaknesses CWE-200
CWE-285
Type Values Removed Values Added
Title Sandbox Escape Allowing File Access outside Application Boundary
Weaknesses CWE-200
CWE-284
CWE-285
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N'}

ssvc

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

Type Values Removed Values Added
First Time appeared Apple
Apple macos
Vendors & Products Apple
Apple macos
Type Values Removed Values Added
Description A permissions issue was addressed by removing the vulnerable code. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to read files outside of its sandbox.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apple
Published
Updated
Oct 26, 2026, 8:34 PM
Reserved
May 1, 2026, 10:46 PM
Status
Modified
Published
Jul 27, 2026, 9:17 PM
Modified
Oct 24, 2026, 1:10 PM