CVE-2026-66404

State: Published
Severity: 6.0 Medium
Published: Aug 10, 2026
Updated: Aug 10, 2026
Reserved: Jul 27, 2026

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.

Scores

CVSS	Score	Vector	Source
4.0	6.0 Medium	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N	jpcert
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N	jpcert

Weaknesses

CWE-295 Improper certificate validation

Affected Products

Product	Versions
DEEBOT PRO M1ECOVACS ROBOTICS	before M1-1.7.27Affected
DEEBOT PRO K1VACECOVACS ROBOTICS	before V1.7.821Affected

References

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

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