CVE-2026-37271

Critical

Description

Fire-Boltt Smartwatch FB BGS001 Firmware: MOY-JS14-2.0.4 is vulnerable to Improper Authentication, The device accepts GATT Write Request commands without sufficient authentication or strong session validation. Under specific conditions, previously captured BLE packets can be replayed from a nearby device to trigger functionality on the smartwatch.

SeverityCritical
CVSS9.8
Exploit probability—
ProductSmartwatch FB BGS001 Firmware
PublishedJul 7, 2026
First seenJul 7, 2026

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
Fire-Boltt Smartwatch FB BGS001 FirmwareMOY-JS14-2.0.4—

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