CVE-2026-64703

critical

Description

A use after free issue was addressed with improved memory management. 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 a denial-of-service.

References

https://support.apple.com/en-us/128072

https://support.apple.com/en-us/128071

https://support.apple.com/en-us/128067

Details

Source: Mitre, NVD

Published: 2026-07-27

Updated: 2026-07-27

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

Detections

Analytics