CVE-2026-43769

Kernel: An app may be able to cause unexpected system termination

CVE-2026-43769 is fixed in 3 products on 1 platform, first by Sequoia 15.7.8, released July 27, 2026. It is not reported as exploited. Patch Radar priority: Urgent.

Urgent

CVSS

9.8

CRITICAL

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0068

52nd percentile

An integer overflow was addressed with improved input validation.

Where it's fixed

Product	Fixed in	Fix	Released
macOS
Sequoia	15.7.8	Sequoia 15.7.8	Jul 27, 2026
Sonoma	14.8.8	Sonoma 14.8.8	Jul 27, 2026
Tahoe	26.6	Tahoe 26.6	Jul 27, 2026

Details

Published
July 27, 2026
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Vendor advisory
https://support.apple.com/en-us/128067

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