CVE-2026-109571
Last modified
CVE-2026-109571 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Fire-Boltt BSW013 smartwatch firmware through V0.0.8 contains a missing authentication vulnerability that allows unpaired BLE devices to subscribe to the Heart Rate Measurement characteristic (0x2A37). Attackers within Bluetooth range can receive the wearer's live heart rate readings without pairing, bonding, or any confirmation on the watch.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.
Description
Fire-Boltt BSW013 smartwatch firmware through V0.0.8 contains a missing authentication vulnerability that allows unpaired BLE devices to subscribe to the Heart Rate Measurement characteristic (0x2A37). Attackers within Bluetooth range can receive the wearer's live heart rate readings without pairing, bonding, or any confirmation on the watch.
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Fire-Boltt | BSW013 | <= V0.0.8 |
References
Timeline
- Published
- Last Modified
- Status
- Deferred
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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