CVE-2025-41758

Published: Mar 9, 2026Modified: Jun 17, 2026

8.8

Vector

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

Exploitability: 2.8 / Impact: 5.9

Source: info@cert.vde.com (Secondary)

Description

A low-privileged remote attacker can exploit an arbitrary file write vulnerability in the wwupload.cgi endpoint. Due to path traversal this can lead to overwriting arbitrary files on the device and achieving a full system compromise.

Affected (1)

Products: Mbs Solutions: Universal Bacnet Router Firmware

Mbs Solutions

1 product

Universal Bacnet Router Firmware

Configuration A

1 vulnerable · 3 platform

Vulnerable Software	Affected Versions
Mbs Solutions Universal Bacnet Router Firmware	Before 6.0.1.0

Running on/with	Platform Versions
Mbs Solutions Ubr 01 Mk Ii	All versions
Mbs Solutions Ubr 02	All versions
Mbs Solutions Ubr Lon	All versions

Related CWEs

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

References (1)

https://www.mbs-solutions.de/mbs-2025-0001

Source: info@cert.vde.com

Vendor Advisory

Timeline

No history available yet.