Maven projects use JIRA a J2EE-based, issue tracking and project management application.
Issues, bugs, and feature requests should be submitted to the following issue management systems depending on which project is involved:
Maven Project: https://issues.apache.org/jira/browse/MNG
Maven Website Project: https://issues.apache.org/jira/browse/MNGSITE
Maven Plugins Projects: Please refer you to the Available Plugins page
or which Maven sub-project: