AppleCVE-2026-64731

Apple macOS: path traversal

CVE-2026-64731 · Published Jul 27, 2026 · updated Jul 28, 2026

Critical9.8

Fix: upgrade to 15.7.8 or later (2 fixed versions below)

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.

Affected versions

Package	Affected	Fixed in
macOS Product	< 15.7.8	15.7.8
	< 26.6	26.6

Details and references

CVSS 3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity from: CISA (its enrichment of the CVE record)
Weakness: CWE-22

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