CVE-2026-43694

CriticalCVSS 9.8/10Last modified Oct 24, 2026

Description

The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause unexpected system termination or write kernel memory.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-119

Affected software

VendorProductVersions
ApplemacOS< 14.8.8; < 15.7.8; < 26.6

References

Timeline

Published
Jul 27, 2026
Last modified
Oct 24, 2026
NVD status
Analyzed

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CVE-2026-43694: Critical severity, CVSS 9.8 | Vulnix