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title: MISP 2.4.137 released (New exclusion module for the correlation engine, many improvements and security vulnerabilities resolved)
layout: post
featured: /assets/images/galaxy2.0/1.jpeg
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# MISP 2.4.138 released
We have released 2.4.138, the latest maintenance release for MISP along with an update of the JSON libraries.

Besides that, several usability and performance issues have been resolved along with a host of small improvements, additional API improvements, etc. Make sure that you read the detailed changelog to see all the improvements.

# Nested Galaxy Element generator

We have a new tool that allows you to take nested JSON documents and convert it to galaxy cluster elements using a dot delimited format. If you ever want to quickly encoding existing nested data for your custom galaxies, this should make your life easier.

# RSIT galaxy added



# Acknowledgement

We would like to thank all the [contributors](https://www.misp-project.org/contributors), reporters and users who have helped us in the past months to improve MISP and information sharing at large. This release includes multiple updates in [misp-objects](https://www.misp-project.org/objects.html), [misp-taxonomies](https://www.misp-project.org/taxonomies.html) and [misp-galaxy](https://www.misp-project.org/galaxy.html)
.

As always, a detailed and [complete changelog is available](https://www.misp-project.org/Changelog.txt) with all the fixes, changes and improvements.