CVE-2026-28838
Modified Modified - Updated After Analysis
Sandbox Escape Vulnerability in macOS Due to Permissions Issue

Publication date: 2026-03-25

Last updated on: 2026-05-10

Assigner: Apple Inc.

Description
A permissions issue was addressed with additional sandbox restrictions. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to break out of its sandbox.
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Meta Information
Published
2026-03-25
Last Modified
2026-05-10
Generated
2026-06-16
AI Q&A
2026-03-25
EPSS Evaluated
2026-06-15
NVD
CVE-2026-28838
EUVD
EUVD-2026-15111
Affected Vendors & Products
Showing 3 associated CPEs
Vendor Product Version / Range
apple macos From 14.0 (inc) to 14.8.5 (exc)
apple macos From 15.0 (inc) to 15.7.5 (exc)
apple macos From 26.0 (inc) to 26.4 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-284 The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
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Executive Summary

This vulnerability is a permissions issue in certain versions of macOS where an application may be able to break out of its sandbox. The sandbox is a security mechanism that restricts what an app can do and access. The issue was addressed by adding additional sandbox restrictions in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, and macOS Tahoe 26.4.

Impact Analysis

If exploited, this vulnerability could allow an application to escape its sandbox restrictions, potentially gaining unauthorized access to system resources or data that it should not have access to. This could lead to security breaches, data leaks, or unauthorized actions on the affected macOS system.

Compliance Impact

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Detection Guidance

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Mitigation Strategies

To mitigate this vulnerability, update your macOS system to one of the fixed versions: macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, or macOS Tahoe 26.4.

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