CVE-2026-66409 in DEEBOT PRO M1
Summary
by MITRE • 08/10/2026
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.
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Analysis
by VulDB Data Team • 08/10/2026
This vulnerability represents a critical security weakness in robotic vacuum cleaners manufactured by Ecovacs, specifically affecting the DEEBOT PRO M1 and DEEBOT PRO K1 models. The devices are configured with weak default passwords for their Wi-Fi hotspot networks, creating an easily exploitable entry point for unauthorized users. This configuration flaw allows attackers to analyze network traffic patterns and obtain the password through various means such as packet analysis, network sniffing, or brute force attacks against the predictable credential system. The vulnerability stems from poor implementation of wireless security protocols where manufacturers failed to implement strong authentication mechanisms or properly randomize default credentials.
The technical nature of this flaw aligns with CWE-798, which describes the use of hard-coded credentials in software systems, and CWE-312, which covers the exposure of sensitive information through cleartext storage or transmission. The operational impact extends beyond simple unauthorized access as these devices typically collect and transmit sensitive data about users' home environments including floor plans, cleaning schedules, and personal routines. When an attacker gains access to the Wi-Fi hotspot, they can potentially intercept this data, monitor network activity, or even manipulate the robot's operations remotely. This creates a persistent security risk for users who may not regularly update their device firmware or change default settings.
The vulnerability exposes these devices to multiple attack vectors documented in the MITRE ATT&CK framework under T1046 for network service scanning and T1566 for credential harvesting through social engineering or automated tools. Attackers can leverage the weak Wi-Fi credentials to establish persistent access points within users' homes, potentially using the robots as stepping stones for broader network infiltration. The risk is particularly concerning given that these devices often operate continuously in residential environments where network security may be less sophisticated than enterprise-level setups. Users typically lack the technical knowledge to properly secure these devices or understand the implications of weak authentication mechanisms.
Mitigation strategies should include immediate firmware updates from the manufacturer that implement strong randomization of default passwords, enable WPA3 encryption protocols, and disable unnecessary hotspot functionality when not required. Network administrators should consider implementing network segmentation to isolate IoT devices from primary user networks, while users should be educated about the importance of changing default credentials and monitoring their device configurations. The vulnerability highlights the broader industry challenge of securing consumer IoT devices where security considerations often take precedence over user convenience in initial design phases.