Vulnerability · Published Oct 30, 2026 · Assigned by DIVD
CVE-2026-22114Missing brute-force protection for web interface
Medium 5.3
In plain English
A medium-severity security flaw in Delta UFC500 from Delta Electronics. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).
Severity (CVSS 4.0)5.3Medium
Exploit odds (30 days)0.2%top 91.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
HTTP basic auth enforces no retry limit or backoff. Combined with the default service password, the keyspace is exhaustible.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Delta Electronics | Delta UFC500 | see references |
| Delta Electronics | Delta UFC500 | 0 – before 4.4.2 |
Weakness: CWE-307 · Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
References
- https://csirt.divd.nl/DIVD-2026-00012 third-party-advisory
- https://csirt.divd.nl/CVE-2026-22114 third-party-advisory