# CVE-2026-18844

## Summary

- **CVE ID:** CVE-2026-18844
- **Severity:** HIGH
- **CVSS Score:** 8.1 (CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-912
- **Published:** Aug 11, 2026
- **Last Modified:** Aug 11, 2026

## 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.

## Affected Products

- Pulsetto — Vagus Nerve Stimulator (All)

## References

- [CNA](https://www.cisa.gov/news-events/ics-medical-advisories/icsma-26-223-02)
- [CNA](https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsma-26-223-02.json)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.13%
- **EPSS Percentile:** 3.2

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._