Vulnerability · Published Oct 12, 2026 · Assigned by VulnCheck
CVE-2026-109570Fire-Boltt BSW013 through V0.0.8 Unauthenticated BLE Notification Injection
Medium 4.3
In plain English
A medium-severity missing authentication in BSW013 from Fire-Boltt. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities).
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.3%top 82.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Fire-Boltt | BSW013 | 0 – through V0.0.8 |
Weakness: CWE-306 · Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
References
- Researcher write-up and PoC technical-description, exploit
- VulnCheck Advisory: Fire-Boltt BSW013 through V0.0.8 Unauthenticated BLE Notification Injection third-party-advisory