WebUI Template Database Exposes Default Passwords in Cleartext for Multiple Account Types
CVE-2026-22109
8.4HIGH
What is CVE-2026-22109?
The WebUI template database is affected by a security misconfiguration where factory default passwords for all five account types are retained in cleartext. This exposes identical default credentials across numerous devices, creating significant security risks if the default passwords are not changed post-installation. Attackers can exploit this vulnerability to gain unauthorized access to sensitive areas of the device, compromising the integrity of the system.
Affected Version(s)
Delta UFC500 2.4.18
Delta UFC500 0 < 1.4.7
References
CVSS V4
Score:
8.4
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None
Timeline
Vulnerability published
Vulnerability Reserved
Credit
Wilco van Beijnum (Elaadnl)
Victor Pasman (DIVD)