9.x

Issues

• SOLR-18119: Fail Changes.html generation when python3 is missing instead of skipping it

  tool:build
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  apache/solr#4999·nick-boss-tech opened Oct 1, 2026 · Updated Oct 8, 2026
  7

• SOLR-18010: Fix security.json corruption from parallel edits

  cat:securitytests
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  apache/solr#5065·sarkaramrit1993 opened Oct 9, 2026 · Updated Oct 17, 2026
  7

• SOLR-18851: Prevent mmap leak in IndexFetcher

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  apache/solr#5173·gerlowskija opened Oct 16, 2026 · Updated Oct 17, 2026
  3

• SOLR-18542: Added support for weighted RRF in combined queries

  cat:searchclient:solrjdocumentationtests
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  apache/solr#5119·punAhuja opened Oct 13, 2026 · Updated Oct 17, 2026

• SOLR-18550: Fix for Wrong numFound and numFoundExact for Combined Query results

  cat:searchdocumentationtests
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  apache/solr#5172·punAhuja opened Oct 16, 2026 · Updated Oct 17, 2026
  4