CVE-2026-109570

Fire-Boltt BSW013 through V0.0.8 Unauthenticated BLE Notification Injection

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.

Affected

Fire-Boltt · BSW013

CVSS v4.0 VULNCHECK

5.3 MEDIUMCVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 VULNCHECK

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

EPSS

0.17% chance of exploitation in the next 30 days, 6th percentile

Published

2026-10-12

Updated

2026-10-13

Proof-of-concept exploits (1)

• Pratham-16/fireboltt-Bsw013-BLE-vuln

References

• CVE Record
• NVD entry

Related

• CVE-2026-109571