VulnerabilityDeferred

CVE-2026-66404

DEEBOT PRO M1 and DEEBOT PRO K1VAC do not validate server certificates in MQTT communications.

MEDIUM 6.0EPSS 0.13%

Does this matter?

Lower severity and a low EPSS score (0.13%). Track it; it rarely justifies an emergency change on its own.

Description

DEEBOT PRO M1 and DEEBOT PRO K1VAC do not validate server certificates in MQTT communications. Operation logs and activity logs stored on the affected products may be retrieved.

CVSS 4.0: 6.0 MEDIUMCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:L/VA:N/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: 0.13% probability · 2th percentile
CISA KEV: Not listed
Weakness: CWE-295
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.