File Upload Vulnerability in Acrel - Environmental Monitoring Cloud Platform Affected Version: Acrel - Environmental Monitoring Cloud Platform ≤ all Vendor: https://ems.acrel.cn/ Software: Environmental Monitoring Cloud Platform Vulnerability Files: /NewsManage/UploadNewsImg Description: The /NewsManage/UploadNewsImg interface does not impose strict restrictions on uploaded files, resulting in a vulnerability that allows arbitrary file uploads. Proof of Concept: