A vulnerability, which was classified as problematic, was found in ???????????? Lingdang CRM up to 8.6.4.3. This affects an unknown part of the file /crm/data/pdf.php. The manipulation of the argument url with the input ../config.inc.php leads to path traversal. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.