Memory Corruption in macOS Golden Gate via Malicious WebDAV

Publication date: 2026-09-14

Last updated on: 2026-09-14

Assigner: Apple Inc.

Description

A memory corruption issue was addressed with improved validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Connecting to a malicious WebDAV server may result in code execution.

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-2026-65374

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 memory corruption vulnerability caused by insufficient input validation. When a user connects to a malicious WebDAV server, the flaw may allow arbitrary code execution on the affected system due to improper memory handling.

Impact Analysis

If exploited, this vulnerability could allow an attacker to execute malicious code on your device when you connect to a compromised WebDAV server. This may lead to unauthorized access, data theft, or further compromise of your system.

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 corruption issue. Avoid connecting to untrusted WebDAV servers until the update is applied.

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