The Apache Tomcat team announces the immediate availability of Apache
Tomcat 9.0.5.

Apache Tomcat 9 is an open source software implementation of the Java
Servlet, JavaServer Pages, Java Unified Expression Language, Java
WebSocket and JASPIC technologies.

Apache Tomcat 9.0.5 is a bugfix and feature release. The notable changes
compared to 9.0.4 include:

- Refactor error handling to enable errors that occur before processing
  is passed to the application to be handled by the application provided
  error handling and/or the container provided error handling
  (ErrorReportValve) as appropriate.

- Enable strict validation of the provided host name and port for all
  connectors. Requests with invalid host names and/or ports will be
  rejected with a 400 response.

- Enhance the JMX support for jdbc-pool in order to expose
  PooledConnection and JdbcInterceptors.

Please refer to the change log for the complete list of changes:


Migration guides from Apache Tomcat 7.x and 8.x:


- The Apache Tomcat team

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