CVE-2026-22105
Use of default password based on serial number
- State
- Published
- Severity
- 8.7 High
- Published
- Oct 30, 2026
- Updated
- Oct 30, 2026
- Reserved
- Jan 6, 2026
Description
Delta UFC500 charging stations derive the default credentials of the Service account from character positions of the device serial number. An unauthenticated attacker with adjacent network access can reconstruct the resulting password, or exhaust the keyspace, and log in to read and change sensitive settings such as the OCPP backend.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N | DIVD |
Weaknesses
- CWE-1392 Use of default credentials
Affected Products
| Product | Versions |
|---|---|
Delta UFC500Delta Electronics |
|
Delta UFC500Delta Electronics |
|
References
- https://csirt.divd.nl/DIVD-2026-00012third-party-advisory
- https://csirt.divd.nl/CVE-2026-22105third-party-advisory
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