CVE-2026-64740

CRITICAL | Platform: macOS | Changelog

CVE Details

Description

A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6. A malicious app may be able to break out of its sandbox.

CVSS 3.1 Score

Metric	Value
Base Score	9.3 (CRITICAL)
Vector	`CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H`

Weakness

CWE-22

References

Apple Security Advisory
NVD Entry
https://support.apple.com/en-us/128066 (Release Notes, Vendor Advisory)
https://support.apple.com/en-us/128067 (Release Notes, Vendor Advisory)
https://support.apple.com/en-us/128069 (Release Notes, Vendor Advisory)
https://support.apple.com/en-us/128071 (Release Notes, Vendor Advisory)