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title: MUnit 3.6.3 Release Notes
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---
# MUnit 3.6.3 Release Notes

MUnit is a Mule application testing framework that enables you to build automated tests for your integrations and APIs.

## [](#january-6-2026)January 6, 2026

## What’s New

- This release includes fixes for vulnerabilities.

## Compatibility

<table class="tableblock frame-all grid-all fit-content spread">
<colgroup>
<col>
<col>
</colgroup>
<thead>
<tr>
<th class="tableblock halign-left valign-top">Application/Service</th>
<th class="tableblock halign-left valign-top">Version</th>
</tr>
</thead>
<tbody>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">Maven</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">3.8.1 to 3.9.10</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">Mule runtime engine</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">4.3 and later</p></td>
</tr>
<tr>
<td class="tableblock halign-left valign-top"><p class="tableblock">OpenJDK</p></td>
<td class="tableblock halign-left valign-top"><p class="tableblock">8, 11, 17, and 21</p></td>
</tr>
</tbody>
</table>

## Fixed Issues

<table class="tableblock frame-all grid-all stretch">
<colgroup>
<col style="width: 66.6666%;">
<col style="width: 33.3334%;">
</colgroup>
<thead>
<tr>
<th class="tableblock halign-left valign-top">Issue Resolution</th>
<th class="tableblock halign-left valign-top">ID</th>
</tr>
</thead>
<tbody>
<tr>
<td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph">
<p>MUnit now correctly opens the <code>java.naming</code> module to the MUnit starter, preventing access errors when running tests on newer Mule runtime versions.</p>
</div></div></td>
<td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph">
<p>W-20335051</p>
</div></div></td>
</tr>
</tbody>
</table>

## [](#see-also)See Also

- [MUnit](https://docs.mulesoft.com/munit/latest/)
- [Salesforce Help](https://help.salesforce.com)
- [MuleSoft Services](https://www.mulesoft.com/support-and-services)
- [Known Issues](https://help.salesforce.com/s/issues)