Information Disclosure in MBS-Solutions X-Serie Gateway Firmware
CVE-2026-75163

6.5MEDIUM

Key Information:

Vendor

MBS-Solutions

Status
X-Serie Gateway
Vendor
CVE Published:
4 September 2026

What is CVE-2026-75163?

An information disclosure vulnerability exists in the ugw-deviceinfo method of the /cgi-bin/wwwugw.cgi file in MBS-Solutions X-Serie Gateway firmware version V6_00_05. This flaw allows any authenticated user, including those with low-privileged Standard roles, to access detailed system version information such as operating system and gateway version. This exposure could lead to potential exploits as attackers might leverage the disclosed information to further compromise the system.

References

https://en.mbs-solutions.de/mbs
https://en.mbs-solutions.de/xserie
https://github.com/SilviaMun/vulnerability-research/tree/...

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.