Vulnerability · Published Aug 10, 2026 · Assigned by jpcert
CVE-2026-66409
Medium 5.3
In plain English
A medium-severity security flaw 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 0.3% (higher than 26% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.3%top 74.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
DEEBOT PRO M1 and DEEBOT PRO K1VAC are configured with weak passwords for their Wi-Fi hotspot networks. The password may be analyzed and obtained to connect to the access point of an affected robot.
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-1391 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N