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CVE-2026-18844

Pulsetto Vagus Nerve Stimulator Hidden Functionality

High7.2EPSS 0.20%
Published
Updated
Reserved
Assigned by
icscert

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.

Timeline

  1. ID reserved

    By icscert

  2. · 7 days later

    Published

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2026-18844, by who scored it
Scored byCVSSScoreVector
icscertCNA (assigner)4.0High7.2CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
icscertCNA (assigner)3.1High8.1CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
NVDNVD · Deferred4.0High7.2CVSS: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
EPSS (exploitation in 30 days)
0.20% · top 90% of all CVEs (7 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.2.

Weakness

Affected products

What to do

Solution: Pulsetto has not responded to requests to work with CISA to mitigate this vulnerability. Users are encouraged to reach out directly to Pulsetto for assistance at [email protected] mailto:[email protected] .

References (2)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .