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CVE-2026-18844— Pulsetto Vagus Nerve Stimulator Hidden Functionality

Quick assessment

Affected
Pulsetto Vagus Nerve Stimulator
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Pulsetto Vagus Nerve Stimulator是Pulsetto公司的一款迷走神经刺激设备。 Pulsetto Vagus Nerve Stimulator存在处理逻辑错误漏洞，该漏洞源于固件通过蓝牙低功耗(BLE)接口接受多个未公开命令，且这些命令无需身份验证或加密即可发送，并会被设备完全处理，可能导致攻击者未经授权对设备进行操作。

CVSS 8.1 · High EPSS 0.20% · P9

Affected Version Matrix 1

VendorProduct Version RangeStatus
Pulsetto Vagus Nerve Stimulator All affected
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I. Basic Information for CVE-2026-18844

Vulnerability Information
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Vulnerability Title
Pulsetto Vagus Nerve Stimulator Hidden Functionality
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
隐藏功能
Source: CVE Program / CVE List V5
Vulnerability Title
Pulsetto Vagus Nerve Stimulator 处理逻辑错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Pulsetto Vagus Nerve Stimulator是Pulsetto公司的一款迷走神经刺激设备。 Pulsetto Vagus Nerve Stimulator存在处理逻辑错误漏洞，该漏洞源于固件通过蓝牙低功耗(BLE)接口接受多个未公开命令，且这些命令无需身份验证或加密即可发送，并会被设备完全处理，可能导致攻击者未经授权对设备进行操作。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Pulsetto Vagus Nerve Stimulator All -

II. Public POCs for CVE-2026-18844

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-18844

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Vendor Advisories for CVE-2026-18844 (2)

IV. Related Vulnerabilities

Same weakness: CWE-912

V. Comments for CVE-2026-18844

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