Resource Exhaustion in macOS Golden Gate 27

Publication date: 2026-09-14

Last updated on: 2026-09-14

Assigner: Apple Inc.

Description

A resource exhaustion issue was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. A remote attacker may be able to cause a denial-of-service.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-14

Last Modified

2026-09-14

Generated

2026-09-15

AI Q&A

2026-09-15

EPSS Evaluated

N/A

NVD

CVE-2026-84553

Affected Vendors & Products

Vendor	Product	Version / Range
apple	macos	27
apple	macos	15.8
apple	macos	26.7

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-400	The product does not properly control the allocation and maintenance of a limited resource.

Attack-Flow Graph

Executive Summary

This is a resource exhaustion vulnerability caused by insufficient input validation. A remote attacker could exploit it to trigger excessive resource consumption, leading to a denial-of-service condition where the system becomes unresponsive or crashes.

Impact Analysis

If exploited, this vulnerability could cause your macOS system to slow down, freeze, or crash entirely. This disrupts normal operations, potentially leading to loss of access to critical applications or data until the system is rebooted.

Mitigation Strategies

Update to the latest versions of macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7 to address the resource exhaustion issue. Monitor network traffic for unusual patterns that may indicate denial-of-service attempts.

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