Dataease is an open source data visualization analysis tool. A deserialization vulnerability exists in the DataEase datasource, which can be exploited to execute arbitrary code. The location of the vulnerability code is core/core-backend/src/main/java/io/dataease/datasource/type/Mysql.java. The blacklist of mysql jdbc attacks can be bypassed and attackers can further exploit it for deserialized execution or reading arbitrary files. This vulnerability is patched in 1.18.15 and 2.3.0.