CVE-2026-64731 — Vulnetix

CVE-2026-64731 PUBLISHED CVSS 9.8 CRITICAL

Reported by apple · Published July 27, 2026

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.

Risk Scores

CVSS 3.1

9.8

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

Affected Products

Vendor	Product	Versions
Apple	macOS	0, 0
Apple	macOS	0, 0, 0

Timeline

Jul 27, 2026 CVE Published
Jul 28, 2026 Coalition ESS Score
Jul 28, 2026 Security Advisory

References

Open in Interactive Console →