CVE-2026-66405
HighCVSS 8.8Exploitation Probability (EPSS)
Low risk20th percentile - higher than 20% of all known CVEs
Summary
DEEBOT PRO M1 and DEEBOT PRO K1VAC leave the telnet servers enabled. The telnet service may be leveraged to log in to the affected products.
Risk Assessment
An attacker can gain unauthorized access to the device via telnet, potentially leading to device takeover and privacy breaches.
Recommendation
It is recommended to disable the telnet service on the devices or update the firmware to a version that disables telnet by default.
Other vulnerabilities in DEEBOT PRO M1/K1VAC
See all- CVE-2026-66411Medium
DEEBOT PRO M1 and DEEBOT PRO K1VAC incorrectly implement authentication algorithm in Websocket communications. An unauthenticated attacker may connect and operate the affected robot.
- CVE-2026-66409Medium
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.
- CVE-2026-66408Medium
The root accounts of DEEBOT PRO M1 and DEEBOT PRO K1VAC are configured with weak passwords. Physical access to an affected product may allow to obtain the password of the root account.
- CVE-2026-66407High
DEEBOT PRO M1 and DEEBOT PRO K1VAC improperly implement authentication in WebSocket communication. The WebSocket private key may be retrieved through analyzing the traffic data via a man-in-the-middle attack, and communication contents may be altered.
- CVE-2026-66406Medium
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.
- CVE-2026-66404Medium
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.
- CVE-2026-66403High
DEEBOT PRO M1 and DEEBOT PRO K1VAC leave the web server for debugging purposes enabled. The floor map and log information stored on the affected products may be retrieved.
Original NVD description (English source)
DEEBOT PRO M1 and DEEBOT PRO K1VAC leave the telnet servers enabled. The telnet service may be leveraged to log in to the affected products.