Unrated severityNVD Advisory· Published Jul 27, 2026· Updated Jul 28, 2026

CVE-2026-43777

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.

Affected products

Apple Inc./macOS Sequoiallm-fuzzy
Range: 15.7.8
Apple Inc./macOS Sonomallm-fuzzy
Range: 14.8.8
Apple Inc./macOS Tahoellm-fuzzy
Range: 26.6

Patches

Vulnerability mechanics

References

support.apple.com/en-us/128067mitre
support.apple.com/en-us/128071mitre
support.apple.com/en-us/128072mitre

News mentions

Apple Patches Everything (July 2026), (Wed, Jul 29th)
SANS Internet Storm Center · Jul 29, 2026

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