CVE-2026-84567

Undergoing Analysis Undergoing Analysis - In Progress

Unexpected System Termination in macOS Golden Gate

Publication date: 2026-09-14

Last updated on: 2026-09-18

Assigner: Apple Inc.

Description

The issue was addressed with improved memory handling. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to cause unexpected system termination.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-14

Last Modified

2026-09-18

Generated

2026-10-05

AI Q&A

2026-09-15

EPSS Evaluated

2026-10-03

NVD

CVE-2026-84567

Affected Vendors & Products

Vendor	Product	Version / Range
apple	macos	From 15.0 (inc) to 15.8 (exc)
apple	macos	From 26.0 (inc) to 26.7 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This vulnerability involves a memory handling issue in Apple macOS versions Golden Gate 27, Sequoia 15.8, and Tahoe 26.7. An attacker could exploit this flaw to cause unexpected system termination by manipulating memory in a way that crashes the system.

Detection Guidance

This vulnerability is specific to Apple macOS versions and relates to memory handling issues. Detection would require checking your macOS version against the fixed releases: macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7. Use the command 'sw_vers' to check your current macOS version.

Impact Analysis

The vulnerability could lead to unexpected system crashes, potentially causing data loss or disrupting ongoing tasks. Users may experience sudden shutdowns or instability while using affected macOS versions.

Compliance Impact

The provided CVE data does not specify how this vulnerability impacts compliance with standards like GDPR or HIPAA. The issue involves unexpected system termination due to memory handling, but no details are given about data exposure or regulatory implications.

Mitigation Strategies

Update to the latest versions of macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7 to address the memory handling issue.

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