CVE-2026-5261 Shandong Hoteam InforCenter PLM BaseHandler.ashx uploadFileToIIS unrestricted upload

A vulnerability was identified in Shandong Hoteam InforCenter PLM up to 8.3.8. The impacted element is the function uploadFileToIIS of the file /Base/BaseHandler.ashx. The manipulation of the argument File leads to unrestricted upload. It is possible to initiate the attack remotely. The exploit i...