CVE-2026-20684
Modified Modified - Updated After Analysis
Gatekeeper Bypass via Permissions Issue in macOS Tahoe

Publication date: 2026-03-25

Last updated on: 2026-05-10

Assigner: Apple Inc.

Description
A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Tahoe 26.4. An app may bypass Gatekeeper checks.
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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-2026-20684
EUVD
EUVD-2026-15056
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
apple macos From 26.0 (inc) to 26.4 (exc)
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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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Mitigation Strategies

To mitigate this vulnerability, you should update your system to macOS Tahoe 26.4 or later, where the issue has been fixed.

Executive Summary

This vulnerability is a permissions issue in macOS Tahoe that allowed an application to bypass Gatekeeper checks. Gatekeeper is a security feature designed to ensure that only trusted software runs on the system. The issue was addressed by adding additional restrictions and fixed in macOS Tahoe version 26.4.

Impact Analysis

If exploited, this vulnerability could allow an application to bypass Gatekeeper's security checks, potentially enabling the execution of untrusted or malicious software on the affected macOS system. This could lead to unauthorized actions or compromise of the system's security.

Compliance Impact

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Detection Guidance

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