CVE-2026-64746 | An authorization issue was addressed with improved validatio… | CVSS 9.8 CRITICAL

Description

An authorization issue was addressed with improved validation. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, visionOS 26.6, watchOS 26.6. An app may be able to add contacts without user authorization.

Metadata

CVE ID: CVE-2026-64746
State: PUBLISHED
Assigner: apple
Reserved: 2026-07-20 18:10 UTC
Published: 2026-07-27 20:14 UTC
Last updated: 2026-07-28 15:55 UTC
Primary CWE: CWE-862
CWE-862 Missing Authorization
Vendor / Product: Apple / iOS and iPadOS
Sources: cve.org · NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1

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

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: total

Affected products (4)

Vendor	Product	Platform	Versions
Apple	iOS and iPadOS	—	0 < 26.6
Apple	macOS	—	0 < 26.6
Apple	visionOS	—	0 < 26.6
Apple	watchOS	—	0 < 26.6

Weakness (CWE)

CWE	Source	Description
—	cna	An app may be able to add contacts without user authorization
CWE-862	adp	CWE-862 Missing Authorization

CVSS scores (1)

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

References (4)