CVE-2026-64693 | A type confusion issue was addressed with improved checks. T… | CVSS 5.5 MEDIUM

Description

A type confusion issue was addressed with improved checks. 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, visionOS 26.6, watchOS 26.6. Processing a maliciously crafted image may lead to a denial-of-service.

Metadata

CVE ID: CVE-2026-64693
State: PUBLISHED
Assigner: apple
Reserved: 2026-07-20 18:09 UTC
Published: 2026-07-27 20:12 UTC
Last updated: 2026-07-28 14:28 UTC
Primary CWE: CWE-843
CWE-843 Access of Resource Using Incompatible Type ('Type Co…
Vendor / Product: Apple / iOS and iPadOS
Sources: cve.org · NVD

Severity & Metrics

5.5 MEDIUM CVSS 3.1

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

SSVC — CISA Coordinator

Exploitation: none
Automatable: no
Tech. Impact: partial

Affected products (5)

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
Apple	visionOS	—	0 < 26.6
Apple	watchOS	—	0 < 26.6

Weakness (CWE)

CWE	Source	Description
—	cna	Processing a maliciously crafted image may lead to a denial-of-service
CWE-843	adp	CWE-843 Access of Resource Using Incompatible Type ('Type Confusion')

CVSS scores (1)

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

References (7)