CVE-2026-43777

State: Published
Severity: 7.5 High
Published: Jul 27, 2026
Updated: Jul 28, 2026
Reserved: May 1, 2026

Description

This issue was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. A remote attacker may be able to cause a denial of service.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

CWE-20 Improper Input Validation

Affected Products

Product	Versions
macOSApple	before 14.8.8Affected before 15.7.8Affected before 26.6Affected

References

https://support.apple.com/en-us/128067
https://support.apple.com/en-us/128071
https://support.apple.com/en-us/128072

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