The Go1 also known as "The World's First Intelligence Bionic Quadruped Robot Companion of Consumer Level," contains an undocumented backdoor that can enable the manufacturer, and anyone in possession of the correct API key, complete remote control over the affected robotic device using the CloudSail remote access service.
Conclusion & alert: CVE-2025-2894 is rated Exploit Available (56.4/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.21%). Core evidence: 2 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-05-06 | 0.40% | 0.21% | -0.19% |
| 2 | 2026-02-14 | 0.48% | 0.40% | -0.09% |
| 3 | 2026-01-22 | — | 0.48% | — |
Full EPSS history (8 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.6 | 3.1 | MEDIUM |
|
0.7 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| unitree | go1_firmware | — | cpe:2.3:o:unitree:go1_firmware:-:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://github.com/MAVProxyUser/YushuTechUnitreeGo1/blob/main/Unitree_report.pdf | Exploit Third Party Advisory |
| https://github.com/unitreerobotics/unitree_ros/issues/120 | Issue Tracking Third Party Advisory |
| https://takeonme.org/cves/cve-2025-2894/ | Exploit Mitigation Third Party Advisory |
| https://www.axios.com/2025/04/01/threat-spotlight-backdoor-in-chinese-robots-future-of-cybersecurity | Press/Media Coverage |
| https://x.com/d0tslash/status/1730989109332607208 | Press/Media Coverage |