Release Date: 6 May 2025

Release Note for Neo4j 5.26.6 (6 May 2025)

Neo4j 5.26.6 is a maintenance release is bundled with new plugin versions and below fixes and features.  

Kernel

  • AWS S3 dependencies are updated.

Cypher

  • Fixes a bug in pipelined runtime, where in certain scenarios cached properties in an OPTIONAL MATCH were not properly cleared between rows, which could lead to incorrect results.
  • Fixes a bug that could cause incorrect Mixing label expression symbols ('|', '&', '!', and '%') with colon (':') between labels is not allowed... errors.
  • Transient error is not thrown when returning startNode and endNode on a deleted relationship.
  • Fixes a bug where EXPLAIN would sometimes report slightly modified return columns if these variables were reused in the query.

Clustering

  • The metrics *.database.*.cluster.raft.last_leader_message / *.database.*.cluster.core.last_leader_message will report the value -1 until the first message from a leader arrives or the member becomes leader.

Bundled Packages:

  • labs/apoc-5.26.6
  • lib/neo4j-browser-2025.2.0
  • products/bloom-plugin-5.x-2.21.0
  • products/neo4j-genai-plugin-5.26.6
  • products/neo4j-graph-data-science-2.13.4
  • products/neo4j-ops-manager-agent-1.12.3
Please refer to the changelog for full details of the changes.

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