CVE-2026-65396

A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to cause unexpected system termination.

Score

CVSS 3.1 5.5 Medium

Status

Awaiting Analysis - product-security@apple.com

Published

2026-10-20

Last modified

2026-10-26

Weaknesses

CWE-119

Affected products

• Macos (Apple)

References

• https://support.apple.com/en-us/149035
• https://support.apple.com/en-us/149042
• https://support.apple.com/en-us/149043