CVE-2026-75162

Summary

An information disclosure vulnerability in the opcua-configuration method of /cgi-bin/wwwugw.cgi in MBS-Solutions X-Serie Gateway firmware V6_00_05 allows any remote authenticated user, including users with the low-privileged Standard role, to retrieve the configured OPC-UA authentication credentials in cleartext via the JSON API response.

Affected Software

Weaknesses

• n/a

References

• https://en.mbs-solutions.de/mbs
• https://en.mbs-solutions.de/xserie
• https://github.com/SilviaMun/vulnerability-research/tree/main/CVE-2026-75162

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