CVE-2026-64731

CRITICAL | Platform: macOS | Changelog

CVE Details

Description

A path handling issue was addressed with improved validation. This issue is fixed in macOS Sequoia 15.7.8, macOS Tahoe 26.6. A malicious app may be able to break out of its sandbox.

CVSS 3.1 Score

Metric	Value
Base Score	9.8 (CRITICAL)
Vector	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`

Weakness

CWE-22

References

Apple Security Advisory
NVD Entry
https://support.apple.com/en-us/128067 (Release Notes, Vendor Advisory)