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Vulnerability record · CVE-2023-34412 · published 17 August 2023

CVE-2023-34412: Helmholz rex 250 firmware cross-site scripting vulnerability

Helmholz · Rex 250 Firmware

A vulnerability in Red Lion Europe mbNET/mbNET.rokey and Helmholz REX 200 and REX 250 devices with firmware lower 7.3.2 allows an authenticated remote attacker with high privileges to inject malicious HTML or JavaScript code (XSS).

4.8 CVSS 3.1 Medium EPSS 0.43% · top 65.3% CWE-79 · Cross-site scripting
4.8CVSS 3.1 base score
0.43%EPSS exploitation probability, 30 days
NoNot in CISA KEV
17Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

A vulnerability in Red Lion Europe mbNET/mbNET.rokey and Helmholz REX 200 and REX 250 devices with firmware lower 7.3.2 allows an authenticated remote attacker with high privileges to inject malicious HTML or JavaScript code (XSS).

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Affected products

17 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://cert.vde.com/en/advisories/VDE-2023-012/ Third Party Advisory
https://cert.vde.com/en/advisories/VDE-2023-029/ Third Party Advisory
https://cert.vde.com/en/advisories/VDE-2023-012/ Third Party Advisory
https://cert.vde.com/en/advisories/VDE-2023-029/ Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2023-34412), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.