# CVE-2026-66407

## Summary

- **CVE ID:** CVE-2026-66407
- **Severity:** HIGH
- **CVSS Score:** 8.1 (CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-327
- **Published:** Aug 10, 2026
- **Last Modified:** Aug 10, 2026

## Description

DEEBOT PRO M1 and DEEBOT PRO K1VAC improperly implement authentication in WebSocket communication.
The WebSocket private key may be retrieved through analyzing the traffic data via a man-in-the-middle attack, and communication contents may be altered.

## Affected Products

- ECOVACS ROBOTICS — DEEBOT PRO M1 (0)
- ECOVACS ROBOTICS — DEEBOT PRO K1VAC (0)

## References

- [CNA](https://robot.hellohas.co.jp/news/update_20260331/)
- [CNA](https://jvn.jp/en/vu/JVNVU92804348/)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.18%
- **EPSS Percentile:** 8.1

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._