A vulnerability was found in Fujian Kelixun 1.0. It has been classified as critical. This affects an unknown part of the file /app/fax/fax_view.php of the component Filename Handler. The manipulation of the argument fax_file leads to os command injection.

This vulnerability is uniquely identified as CVE-2025-5106. It is possible to initiate the attack remotely. Furthermore, there is an exploit available.

The vendor was contacted early about this disclosure but did not respond in any way.