Improper certificate validation in ECOVACS ROBOTICS DEEBOT PRO M1
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- Present
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- High · Low · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-295.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| ECOVACS ROBOTICS | DEEBOT PRO M1 | before M1-1.7.27 | M1-1.7.27 | Patch available | CNA |
| ECOVACS ROBOTICS | DEEBOT PRO K1VAC | before V1.7.821 | V1.7.821 | Patch available | CNA |
- DEEBOT PRO M1 VendorECOVACS ROBOTICS Affected before M1-1.7.27 Fixed in M1-1.7.27 Patch available CNA
- DEEBOT PRO K1VAC VendorECOVACS ROBOTICS Affected before V1.7.821 Fixed in V1.7.821 Patch available CNA
Remediation
- Fix · CNA DEEBOT PRO M1 (ECOVACS ROBOTICS) Fixed in M1-1.7.27
- Fix · CNA DEEBOT PRO K1VAC (ECOVACS ROBOTICS) Fixed in V1.7.821
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
ECOVACS ROBOTICS DEEBOT PRO K1VAC, DEEBOT PRO M1 M1-1.7.27, V1.7.821
8 records Highest priority Priority MEDIUM 2 MEDIUM, 6 LOW
Other records, highest priority first
- TI-2026-47162 DEEBOT PRO M1 and DEEBOT PRO K1VAC leave the web server for debugging purposes enabled.Priority MEDIUM 44
- TI-2026-47164 DEEBOT PRO M1 and DEEBOT PRO K1VAC leave the telnet servers enabled.Priority MEDIUM 40
- TI-2026-47170 DEEBOT PRO M1 and DEEBOT PRO K1VAC incorrectly implement authentication algorithm in…Priority LOW 37
Timeline
- 2026-10-02 Threatist record created from CVE-2026-66404
- 2026-10-03 Alias added: GHSA-fpq4-v8rh-q68m
References
More ECOVACS ROBOTICS vulnerabilities
- TI-2026-47162 DEEBOT PRO M1 and DEEBOT PRO K1VAC leave the web server for debugging purposes enabled. CVSS 4.0HIGH 8.7
- TI-2026-47164 DEEBOT PRO M1 and DEEBOT PRO K1VAC leave the telnet servers enabled. CVSS 4.0HIGH 8.7
- TI-2026-47170 DEEBOT PRO M1 and DEEBOT PRO K1VAC incorrectly implement authentication algorithm in… CVSS 4.0MEDIUM 6.9
- TI-2026-47168 DEEBOT PRO M1 and DEEBOT PRO K1VAC are configured with weak passwords for their Wi-Fi… CVSS 4.0MEDIUM 6.9
- TI-2026-47166 Broken or risky cryptographic algorithm in ECOVACS ROBOTICS DEEBOT PRO M1 CVSS 4.0HIGH 7.7
- TI-2026-47167 The root accounts of DEEBOT PRO M1 and DEEBOT PRO K1VAC are configured with weak… CVSS 4.0MEDIUM 5.1
Sources
- CVE-2026-66404 · CVE Program
- CVE-2026-66404 · NVD
- FIRST EPSS
- GHSA-fpq4-v8rh-q68m · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences