CVE-2026-18844

HIGHCVSS 8.1/10

Last modified

CVE-2026-18844 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. 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..

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.

Metrics

CVSS 3.1
8.1/10

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

CVSS 4.0
7.2/10

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
PulsettoVagus Nerve StimulatorAll

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-18844?
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.
How severe is CVE-2026-18844?
CVE-2026-18844 has a CVSS score of 8.1/10 (HIGH severity).
How do I fix CVE-2026-18844?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST