CVE-2026-43679 | BDVDB-2026-363341 Detail

ApplewatchOS

Description#

This issue was addressed with improved permissions checking. This issue is fixed in watchOS 26.4. An attacker with physical access to a locked Apple Watch may be able to view user contacts.

Impact#

Per CVSS v3.1: confidentiality impact low, integrity impact none, availability impact none. Attack vector: physical.

Weaknesses#

CWE-284 Improper Access Control

References#

https://support.apple.com/en-us/126798

Exploit#

No public exploit known

History#

Version 12026-08-21Record published in the CVE List.

Published

Published: 2026-08-21
Last modified: 2026-08-21

Vendor information

Vendor: Apple
Product: watchOS

All Apple vulnerabilities

Score

2.4 Low

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 5.9.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Improper Access Control

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 26.4
Fixed
26.4

Scoring System

CVSS v4.0

Not available

CVSS v3.1

2.4 Low

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

Metric breakdown
Attack Vector	Physical
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity	None
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).