CVE-2025-20939

MediumCVSS 5.4/10Last modified Jun 17, 2026

Description

Improper authorization in wireless download protocol in Galaxy Watch prior to SMR Apr-2025 Release 1 allows physical attackers to update device unique identifier of Watch devices.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:L

Affected software

No affected versions have been published.

Timeline

Published
Apr 8, 2025
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2025-20939: Medium severity, CVSS 5.4 | Vulnix