CVE-2026-75163Network attack vector

Authenticated system-version disclosure via unrestricted device-info response

Published Sep 4, 2026 · Updated Sep 4, 2026

Information disclosure in MBS-Solutions X-Serie Gateway firmware 6_00_05 allows remote authenticated users to read system version details. The ugw-deviceinfo method in /cgi-bin/wwwugw.cgi returns the operatingsystem and gatewayversion fields without limiting them to an administrative role. Any valid account, including the low-privileged Standard role, can obtain details that identify the gateway's operating system and firmware.

CVSS severity6.5
Medium
EPSS probability0.33%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in MBS-Solutions X-Serie Gateway firmware 6_00_05 allows remote authenticated users to read system version details. The ugw-deviceinfo method in /cgi-bin/wwwugw.cgi returns the operatingsystem and gatewayversion fields without limiting them to an administrative role. Any valid account, including the low-privileged Standard role, can obtain details that identify the gateway's operating system and firmware.

The record

CVE
CVE-2026-75163
Published
Sep 4, 2026
Updated
Sep 4, 2026
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-200, T1082
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 4, 2026CVE publishedPublication date reported by the CVE source.
  2. Sep 4, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

6.5CISA-ADPCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
T1082System Information Discovery

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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