CVE-2026-109570

MediumCVSS 4.3/10Last modified Oct 16, 2026

Description

Fire-Boltt BSW013 smartwatch firmware through V0.0.8 contains a missing authentication vulnerability that allows unpaired attackers to inject notifications by writing to the proprietary BLE command characteristic. Attackers within Bluetooth range can craft commands protected only by a CRC-16/ARC checksum to vibrate the watch and display spoofed alert text for phishing.

Metrics

CVSS 3.1 4.3/10CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Oct 12, 2026
Last modified
Oct 16, 2026
NVD status
Deferred

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CVE-2026-109570: Medium severity, CVSS 4.3 | Vulnix