CVE-2026-28840
Received Received - Intake
Permissions Issue in macOS Allows Root Privilege Escalation

Publication date: 2026-05-11

Last updated on: 2026-05-11

Assigner: Apple Inc.

Description
A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.4. An app may be able to gain root privileges.
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Meta Information
Published
2026-05-11
Last Modified
2026-05-11
Generated
2026-06-21
AI Q&A
2026-05-12
EPSS Evaluated
2026-06-20
NVD
CVE-2026-28840
Affected Vendors & Products
Showing 3 associated CPEs
Vendor Product Version / Range
apple macos_sequoia to 15.7.7 (inc)
apple macos_sonoma to 14.8.7 (inc)
apple macos_tahoe to 26.4 (inc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability is a permissions issue in certain versions of macOS (Sequoia, Sonoma, Tahoe) that could allow an application to gain root privileges. The issue was addressed by adding additional restrictions to prevent unauthorized privilege escalation.

Impact Analysis

If exploited, this vulnerability could allow an application to gain root privileges, which means it could execute actions with the highest level of system access. This could lead to unauthorized control over the system, potentially compromising system integrity, confidentiality, and availability.

Mitigation Strategies

To mitigate this vulnerability, update your macOS system to one of the fixed versions: macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, or macOS Tahoe 26.4.

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