CVE-2026-64694

An integer overflow 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. An app may be able to cause unexpected system termination.

Score

CVSS 3.1 9.8 Critical

Status

Analyzed - product-security@apple.com

Published

2026-07-27

Last modified

2026-10-24

Weaknesses

CWE-190

Affected products

• Macos (Apple)

References

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