# CVE-2026-115996 — Unitree Go2

> As of 2026-10-24, CVE-2026-115996 is a LOW-severity vulnerability in Unitree Go2, CVSS v3.1 3.7, EPSS 0.2% (13.8th percentile). No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-115996 as of 2026-10-24; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

**Last updated:** 2026-10-24

## What is CVE-2026-115996?

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)."

The record classifies CVE-2026-115996 under weakness classes [CWE-295](https://intel.threadlinqs.com/cwe/CWE-295), [CWE-287](https://intel.threadlinqs.com/cwe/CWE-287). Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 15 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 3.7 — LOW (`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`)
- **CVSS v4.0 base score:** 6.3 (`CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X`)
- **EPSS (FIRST):** 0.2% probability of exploitation in the next 30 days, higher than 13.8% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 2.4/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-10-24

## Is CVE-2026-115996 being exploited?

It currently carries a trending score of 33 in the Threadlinqs vulnerability feed.

## Affected products and versions

- [Unitree Robotics](https://intel.threadlinqs.com/vendors/unitree-robotics): Unitree Go2

## How to fix CVE-2026-115996

No vendor patch reference has been recorded for CVE-2026-115996 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2026-115996

No threat campaign in the Threadlinqs corpus currently references CVE-2026-115996, in its CVE list or as an indicator. The linkage is recomputed from the live corpus on every daily ingest, so this section fills in as soon as a tracked campaign cites the identifier.

## Sources

Enriched from CVE.org, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on 2026-10-25.

**Technical analysis**

- [vuldb.com — vdb entry](https://vuldb.com/vuln/426094)

**Third-party advisory**

- [vuldb.com — signature](https://vuldb.com/vuln/426094/cti)
- [vuldb.com — third party advisory](https://vuldb.com/cve/CVE-2026-115996)
- [vuldb.com — third party advisory (990504)](https://vuldb.com/submit/990504)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-115996
No Threadlinqs detection currently covers CVE-2026-115996; it is re-checked on every ingest.
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