Apple Watch watchOS 26.4: Physical Access Contact Disclosure
CVE-2026-43679 Published on August 21, 2026
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.
Vulnerability Analysis
CVE-2026-43679 can be exploited with physical access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.
Weakness Type
What is an Authorization Vulnerability?
The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
CVE-2026-43679 has been classified to as an Authorization vulnerability or weakness.
Products Associated with CVE-2026-43679
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Affected Versions
Apple watchOS:- Before 26.4 is affected.