Vulnerability · Published Aug 10, 2026 · Assigned by jpcert
CVE-2026-66406
Medium 4.8
In plain English
A medium-severity improper certificate validation in DEEBOT PRO K1VAC from ECOVACS ROBOTICS. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 4% of all known vulnerabilities).
Severity (CVSS 3.1)4.8Medium
Exploit odds (30 days)0.2%top 95.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
DEEBOT PRO M1 and DEEBOT PRO K1VAC use wget command with server certificate validation disabled. A man-in-the-middle attack may allow to obtain and/or alter communications of the affected products. As a result, arbitrary code may be executed with the administrative privilege.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| ECOVACS ROBOTICS | DEEBOT PRO M1 | 0 – before M1-1.7.27 |
| ECOVACS ROBOTICS | DEEBOT PRO K1VAC | 0 – before V1.7.821 |
Weakness: CWE-295 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N