Vulnerability in Apple Macos

CVE-2026-64702

An access issue was addressed with additional sandbox restrictions. 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 break out of its sandbox.

CVSS v3 metric

CVSS v3 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.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-64702?
CVE-2026-64702 is a critical-severity vulnerability in Apple Macos, classified under Improper Access Control. CVSS score: 9.8/10. Published 2026-07-27.
How severe is CVE-2026-64702?
Critical severity. CVSS v3 base score is 9.8 out of 10.