Is CVE-2026-18844 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-18844?

CVE-2026-18844 has a CVSS v3 severity of HIGH (8.1).

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CVE-2026-18844

Description

The firmware of the Pulsetto Vagus Nerve Stimulator accepts several undisclosed commands over its Bluetooth Low Energy (BLE) interface. These commands are sent without authentication or encryption, and are never issued by the companion mobile application, yet are fully processed by the device when it is powered on.