---
cve: "CVE-2026-75167"
severity: "MEDIUM"
cvss: 4.3
epss: "0.3%"
vendor: "n/a"
kev: false
exploited: false
published: "2026-09-04 16:17:58"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-20T21:44:11+02:00"
---

# CVE-2026-75167

> 4.3 MEDIUM · 🧪 PoC

## Beschreibung

A broken access control vulnerability in the ugw-usr-edit method of /cgi-bin/wwwugw.cgi in MBS-Solutions X-Serie Gateway firmware V6_00_05 allows a remote authenticated user with the low-privileged Standard role to change the password of arbitrary accounts.

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Keine | good |
| I Integrität | Gering | warn |
| A Verfügbarkeit | Keine | good |

## Referenzen

- <https://en.mbs-solutions.de/mbs>
- <https://en.mbs-solutions.de/xserie>
- <https://github.com/SilviaMun/vulnerability-research/tree/main/CVE-2026-75167>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-75167) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_