CVE-2026-84515

HighCVSS 7.8/10Last modified Sep 16, 2026

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Connecting to a malicious SMB server may lead to kernel memory corruption.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-787

Affected software

No affected versions have been published.

Timeline

Published
Sep 14, 2026
Last modified
Sep 16, 2026
NVD status
Analyzed

Related CVEs from 2026

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CVE-2026-84515: High severity, CVSS 7.8 | Vulnix