Improper Certificate Validation in DEEBOT PRO M1 and DEEBOT PRO K1VAC - CVE-2026-66404

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Main Vulnerability Database Vulnerabilities #VU140794

Improper Certificate Validation in DEEBOT PRO M1 and DEEBOT PRO K1VAC - CVE-2026-66404

Published: August 3, 2026


Vulnerability identifier: #VU140794
CSH Severity: Medium
CVSS v4: 6 [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]
CVE-ID: CVE-2026-66404
CWE-ID: CWE-295
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to missing server certificate verification in MQTT communications. A remote attacker can retrieve operation logs and activity logs stored on the target product.


Affected software

DEEBOT PRO M1
DEEBOT PRO K1VAC

How to mitigate CVE-2026-66404

Install updates from vendor's website.

DEEBOT PRO M1 - update to M1-1.7.27
DEEBOT PRO K1VAC - update to 1.7.821

External References