SuperMap iServer is a cloud GIS application server based on a high-performance cross-platform GIS kernel. It provides full-function capabilities for GIS service publishing, management and aggregation, and supports multi-level extension development. There is a file upload vulnerability in SuperMap iServer, and attackers can exploit this vulnerability to obtain server privileges. This rule supports to defend the A6: Vulnerable and Outdated Components of OWASP Top 10 - 2021. Other reference:None