CVE-2026-84505

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. An app may be able to gain root privileges.

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

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CVE-2026-84505: High severity, CVSS 7.8 | Vulnix