CVE-2026-22109 json
Default WebUI passwords stored in plaintext
published 10d ago modified 10d ago also EUVD-2026-113763
- cvss
- 8.4
- version 4.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 4%
- public exploits
- 0
- none known
Summary
The shipped WebUI template database retains the factory default passwords for all five account types in cleartext. Defaults are identical across devices and were unchanged on the tested unit.
Patch / fix
- Delta Electronics Delta UFC500 1.4.7
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- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 10d ago
Exploit prediction
0.15% chance of exploitation in the next 30 days, higher than 4% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 8.4 | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:H/SI:H/SA:L |
| CNA | 4.0 | 8.4 | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:H/SI:H/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected products
- Delta Electronics Delta UFC500
Classification
- Weakness
-
- CWE-1392 Use of Default Credentials
References
-
csirt.divd.nl
/DIVD-2026-00012
third-party-advisory
-
csirt.divd.nl
/CVE-2026-22109
third-party-advisory
Sources
- CVE List CVE-2026-22109
- NVD CVE-2026-22109
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