VulnerabilityDeferred

CVE-2026-66407

DEEBOT PRO M1 and DEEBOT PRO K1VAC improperly implement authentication in WebSocket communication.

HIGH 7.7EPSS 0.18%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.18%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 4.0: 7.7 HIGHCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 0.18% probability · 8th percentile
CISA KEV: Not listed
Weakness: CWE-327
Source: vultures@jpcert.or.jp

References

https://jvn.jp/en/vu/JVNVU92804348/
https://robot.hellohas.co.jp/news/update_20260331/

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.