RCE in Lucee REST endpoint

Lucee Server (or simply Lucee) is a dynamic, Java based, tag and scripting language used for rapid web application development. The Lucee REST endpoint is vulnerable to RCE via an XML XXE attack. This vulnerability is fixed in Lucee 5.4.3.2, 5.3.12.1, 5.3.7.59, 5.3.8.236, and 5.3.9.173.