CVE-2026-64740 | A parsing issue in the handling of directory paths was addre… | CVSS 9.3 CRITICAL

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.

Metadata

CVE ID: CVE-2026-64740
State: PUBLISHED
Assigner: apple
Reserved: 2026-07-20 18:09 UTC
Published: 2026-07-27 20:14 UTC
Last updated: 2026-07-28 16:12 UTC
Primary CWE: CWE-22
CWE-22 Improper Limitation of a Pathname to a Restricted Dir…
Vendor / Product: Apple / iOS and iPadOS
Sources: cve.org · NVD

Severity & Metrics

9.3 CRITICAL CVSS 3.1

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

SSVC — CISA Coordinator

Exploitation: none
Automatable: no
Tech. Impact: total

Affected products (3)

Vendor	Product	Platform	Versions
Apple	iOS and iPadOS	—	0 < 26.6
Apple	macOS	—	0 < 14.8.8, 0 < 15.7.8, 0 < 26.6
Apple	tvOS	—	0 < 26.6

Weakness (CWE)

CWE	Source	Description
—	cna	A malicious app may be able to break out of its sandbox
CWE-22	adp	CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVSS scores (1)

Score	Severity	Version	Source	Vector
9.3	CRITICAL	3.1	adp	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

References (5)