{"id":"CVE-2026-109570","title":"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","summary":"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 Blueto…","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","cwe":["CWE-306"],"vendor":"Fire-Boltt","product":"BSW013","affected":["BSW013 <= V0.0.8"],"published":"2026-10-12","updated":"2026-10-16","sourceUpdated":"2026-10-16T19:18:44.867","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-109570","references":[{"url":"https://github.com/Pratham-16/fireboltt-Bsw013-BLE-vuln","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/fire-boltt-bsw013-through-v0-0.8-unauthenticated-ble-notification-injection","label":"disclosure@vulncheck.com"},{"url":"https://github.com/Pratham-16/fireboltt-Bsw013-BLE-vuln","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"epss":0.00258,"epssPercentile":0.17339,"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-13T14:03:14.152106Z"},"ingestedAt":"2026-10-12T22:05:40.361Z","slug":"CVE-2026-109570","body":"## Overview\n\nFire-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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":36,"depthScoreParts":{"impact":23.7,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":220902,"id":"CVE-2026-109570","ts":1792026905051,"field":"exploit_available","old":"false","new":"true"}]}