CVE-2026-84578

Undergoing Analysis Undergoing Analysis - In Progress

macOS Golden Gate Sandbox Escape Vulnerability

Publication date: 2026-09-14

Last updated on: 2026-09-14

Assigner: Apple Inc.

Description

A logic issue was addressed with improved checks. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to break out of its sandbox.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-14

Last Modified

2026-09-14

Generated

2026-10-05

AI Q&A

2026-09-15

EPSS Evaluated

2026-10-04

NVD

CVE-2026-84578

Affected Vendors & Products

Vendor	Product	Version / Range
apple	macos_golden_gate	27
apple	macos_sequoia	15.8
apple	macos_tahoe	26.7

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This is a logic issue in Apple macOS versions Golden Gate 27, Sequoia 15.8, and Tahoe 26.7. An app may bypass sandbox restrictions due to insufficient checks, potentially allowing it to access unauthorized system resources or data.

Detection Guidance

This vulnerability is specific to macOS and involves sandbox escape. Detection requires checking macOS version compliance and reviewing app sandboxing behavior. Verify your macOS version against the fixed releases (Golden Gate 27, Sequoia 15.8, Tahoe 26.7) and monitor for unauthorized system access or privilege escalation attempts.

Impact Analysis

If exploited, this vulnerability could let a malicious app escape its sandbox and access sensitive data or perform unauthorized actions on your system. This increases the risk of data breaches or system compromise.

Compliance Impact

The vulnerability allows an app to break out of its sandbox, which could lead to unauthorized access to sensitive data. This may impact compliance with GDPR (data protection) and HIPAA (health data privacy) by increasing the risk of data breaches or unauthorized disclosures.

Mitigation Strategies

Update to the latest patched versions of macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7 to address the sandbox escape vulnerability.

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