CVE-2026-18844

HIGH 8.1

Pulsetto Vagus Nerve Stimulator Hidden Functionality

CVSS Score

8.1

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-912
Vendor	pulsetto
Product	vagus nerve stimulator
Published	Aug 11, 2026
Last Updated	Aug 11, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Affected Versions

Pulsetto / Vagus Nerve Stimulator

All

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

A.C. Buglione reported this vulnerability to CISA.