pig-mesh Pig pig-codegen GeneratorServiceImpl.java code injection

A vulnerability was identified in pig-mesh Pig up to 3.9.2. Affected by this issue is some unknown functionality of the file \pig-master\pig-visual\pig-codegen\src\main\java\com\pig4cloud\pig\codegen\service\impl\GeneratorServiceImpl.java of the component pig-codegen. Such manipulation leads to code injection. It is possible to launch the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.