Vulnerability · Published Jun 24, 2025 · Assigned by CERTVDE
CVE-2025-3092MB connect line: Observable response discrepancy in mbCONNECT24/mymbCONNECT24
High 7.5
In plain English
A high-severity security flaw in myREX24 from Helmholz. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 41% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.5%top 59.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
An unauthenticated remote attacker can enumerate valid user names from an unprotected endpoint.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Helmholz | myREX24 | 0 – before 2.18.0 |
| Helmholz | myREX24 | 0 – before 2.16.5 |
| Helmholz | myREX24.virtual | 0 – before 2.18.0 |
| Helmholz | myREX24.virtual | 0 – before 2.16.5 |
| MB connect line | mbCONNECT24 | 0 – before 2.16.5 |
| MB connect line | mymbCONNECT24 | 0 – before 2.18.0 |
| MB connect line | mymbCONNECT24 | 0 – before 2.18.0 |
| MB connect line | mymbCONNECT24 | 0 – before 2.16.5 |
Weakness: CWE-204 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N