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Release notes for the Splunk Add-on for Tomcat

Version 3.3.1 of the Splunk Add-on for Tomcat was released on April 20th, 2026.

Compatibility

Version 3.3.1 of the Splunk Add-on for Tomcat is compatible with the following software, CIM versions, and platforms.

Component Description
Splunk software versions 9.0.x, 9.1.x, 9.2.x, 9.3.x, 10.2x
CIM 5.0.1
Platforms Windows and Linux
Vendor Products Apache Tomcat 8.0, 8.5.61, 9.0.41, 10.0.12, and 10.0.23

Note

The field alias functionality is compatible with the current version of this add-on. The current version of this add-on does not support older field alias configurations.

For more information about the field alias configuration change, see the Splunk Enterprise Release Notes.

Fixed issues

Version 3.3.1 of the Splunk Add-on for Tomcat has the following fixed issues.

  • Removed the older commons-lang3-3.14.0.jar, log4j-api-2.18.0.jar, and log4j-core-2.18.0.jar files from the Java dependency set used by the add-on.

  • Fixed dependency-related security issues by upgrading commons-lang3 from version 3.14.0 to 3.18.0.

  • Fixed dependency-related security issues by upgrading log4j-api from version 2.18.0 to 2.25.3.

  • Fixed dependency-related security issues by upgrading log4j-core from version 2.18.0 to 2.25.3.

Known issues

Version 3.3.1 of the Splunk Add-on for Tomcat has the following known issues.