---
id: CVE-2026-115996
title: >-
  Unitree Robotics Unitree Go2 chat_go websocket.py WebSocketClient.connect
  certificate validation
summary: >-
  A vulnerability was detected in Unitree Robotics Unitree Go2 up to
  1.1.13/1.1.14.1/1.1.15.1. This affects the function WebSocketClient.connect of
  the file websocket.py of the component chat_go. Performing a manipulation
  results in improp…
severity: low
cvss: 3.7
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:X/RL:X/RC:C'
cvssSource: cna
cwe:
  - CWE-295
  - CWE-287
vendor: Unitree Robotics
product: Unitree Go2
affected:
  - unitree_go2 1.1.0
  - unitree_go2 1.1.1
  - unitree_go2 1.1.2
  - unitree_go2 1.1.3
  - unitree_go2 1.1.4
  - unitree_go2 1.1.5
  - unitree_go2 1.1.6
  - unitree_go2 1.1.7
  - unitree_go2 1.1.8
  - unitree_go2 1.1.9
  - unitree_go2 1.1.10
  - unitree_go2 1.1.11
  - unitree_go2 1.1.12
  - unitree_go2 1.1.13
  - unitree_go2 1.1.14.0
  - unitree_go2 1.1.14.1
  - unitree_go2 1.1.15.0
  - unitree_go2 1.1.15.1
published: '2026-10-24'
updated: '2026-10-24'
sourceUpdated: '2026-10-24T22:30:21.197Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-115996'
references:
  - url: 'https://vuldb.com/vuln/426094'
    label: >-
      VDB-426094 | Unitree Robotics Unitree Go2 chat_go websocket.py
      WebSocketClient.connect certificate validation
  - url: 'https://vuldb.com/vuln/426094/cti'
    label: 'VDB-426094 | CTI Indicators (IOB, IOC, TTP, IOA)'
  - url: 'https://vuldb.com/cve/CVE-2026-115996'
    label: CVE-2026-115996 | CVE Analysis and Report
  - url: 'https://vuldb.com/submit/990504'
    label: >-
      Submit #990504 | Unitree Robotics Unitree Go2 (voice assistant component
      `chat_go`) 1.1.4/1.1.7/1.1.7.2 Improper Certificate Validation
tags:
  - cve.org
ingestedAt: '2026-10-24T23:07:12.674Z'
---

## Overview

A vulnerability was detected in Unitree Robotics Unitree Go2 up to 1.1.13/1.1.14.1/1.1.15.1. This affects the function WebSocketClient.connect of the file websocket.py of the component chat_go. Performing a manipulation results in improper certificate validation. The attack may be initiated remotely. The attack's complexity is rated as high. The exploitability is reported as difficult. The vendor confirmed early: "These issues were previously submitted by the researcher through our Security Response Center platform and are tracked internally as follows: Submission 990504 corresponds to our internal ticket #616 (Go2 chat_go WSS client disabled TLS server certificate validation, CWE-295)."

## Affected

- `unitree_go2 1.1.0`
- `unitree_go2 1.1.1`
- `unitree_go2 1.1.2`
- `unitree_go2 1.1.3`
- `unitree_go2 1.1.4`
- `unitree_go2 1.1.5`
- `unitree_go2 1.1.6`
- `unitree_go2 1.1.7`
- `unitree_go2 1.1.8`
- `unitree_go2 1.1.9`
- `unitree_go2 1.1.10`
- `unitree_go2 1.1.11`
- `unitree_go2 1.1.12`
- `unitree_go2 1.1.13`
- `unitree_go2 1.1.14.0`
- `unitree_go2 1.1.14.1`
- `unitree_go2 1.1.15.0`
- `unitree_go2 1.1.15.1`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.