TI-2026-31771 Aliases CVE-2026-43679 GHSA-6xfq-8244-4xgg

Improper access control in Apple watchOS

LOW 12CWE-284Published 2026-08-21 · Updated 2026-08-21

Key facts

Attack vector: Physical
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: Low · None · None
Fix status: Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-284.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00166 5th percentileScored 2026-11-07

Fix Fixed watchOS (Apple): 26.4

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Apple	watchOS	before 26.4	26.4	Patch available	CNA

watchOS VendorApple Affected before 26.4 Fixed in 26.4 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:o:apple:watchos::::::::	before 26.4	Vulnerable	Apple

cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* Versions before 26.4 Vulnerable ·Apple

Remediation

Fix · CNA watchOS (Apple) Fixed in 26.4

Timeline

2026-10-02 Threatist record created from CVE-2026-43679
2026-10-03 Alias added: GHSA-6xfq-8244-4xgg

References

Advisory 1

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

TI-2025-22440 Memory corruption in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 9.8
TI-2025-17951 Out-of-bounds write in Apple Safari KEVCVSS 3.1CRITICAL 10.0
TI-2025-17847 Use after free in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
TI-2025-28228 Use after free in Apple Safari KEVCVSS 3.1HIGH 8.8
TI-2025-22512 Memory corruption in Apple Safari KEVCVSS 3.1HIGH 8.8
TI-2025-12953 Memory corruption in Google Chrome KEVCVSS 3.1HIGH 8.8

See all 1994 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences