GHSA-74VM-8FRP-7W68 EPyT-Flow vulnerable to unsafe JSON deserialization (__type__)

Impact EPyT-Flow’s REST API parses attacker-controlled JSON request bodies using a custom deserializer myloadfromjson that supports a type field. When type is present, the deserializer dynamically imports an attacker-specified module/class and instantiates it with attacker-supplied arguments. Thi...