CVE-2026-43821 | An access issue was addressed with improved access restricti… | CVSS 6.5 MEDIUM

Description

An access issue was addressed with improved access restrictions. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. An app may be able to read files outside of its sandbox.

Metadata

CVE ID: CVE-2026-43821
State: PUBLISHED
Assigner: apple
Reserved: 2026-05-01 22:46 UTC
Published: 2026-07-27 20:13 UTC
Last updated: 2026-07-28 19:12 UTC
Primary CWE: CWE-284
CWE-284 Improper Access Control
Vendor / Product: Apple / Safari
Sources: cve.org · NVD

Severity & Metrics

6.5 MEDIUM CVSS 3.1

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

SSVC — CISA Coordinator

Exploitation: none
Automatable: no
Tech. Impact: partial

Affected products (6)

Vendor	Product	Platform	Versions
Apple	iOS and iPadOS	—	0 < 26.6
Apple	macOS	—	0 < 26.6
Apple	Safari	—	0 < 26.6
Apple	tvOS	—	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 read files outside of its sandbox
CWE-284	adp	CWE-284 Improper Access Control

CVSS scores (1)

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

References (6)