Release date: 20 April 2022 Component versions:
Solr 7.7.3 See Solr updates below.ZooKeeper 3.4.13Spark 2.3.2Jetty 9.4.35.v20201120Ignite 2.6.0Log4j 2.17.1
More information about support dates can be found at Lucidworks Fusion Product Lifecycle.
Looking for download links?Check out the Fusion 4.2.6 Service Pack application files.

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Improvements

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Solr

The following fixes have been applied to solr:
  • SOLR-13336
  • SOLR-14073
  • SOLR-14058

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Log4j

ImportantMain Fusion services upgraded to use Log4j 2.17.2 library.
  • Solr upgraded to use Log4j 2.17.1.
  • App Insights and App Studio upgraded to use Log4j 2.17.1 library.
  • Removed Log4j1x.jars from various services.

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Other changes

  • Removed Build UI feature due to outdated components.