The WSDL import functionality in SmartBear ReadyAPI 2.5.0 and 2.6.0 allows remote attackers to execute arbitrary Java code via a crafted request parameter in a WSDL file.
https://www.exploit-db.com/exploits/46796/
https://github.com/gscamelo/CVE-2018-20580
http://packetstormsecurity.com/files/152731/ReadyAPI-2.5.0-2.6.0-Remote-Code-Execution.html