Release Date: 12 May 2026

Release Note for Neo4j 5.26.26 (12 May 2026)

 

Cypher

• Addressed a missing planned leveraged order in the pipelined runtime that was causing COUNT(DISTINCT) aggregations to overcount under specific conditions.

Drivers

• Updated neo4j-java-driver from 5.28.12 to 5.28.13.

Security

• Upgraded netty to 4.1.133.Final for CVE-2026-42579 etc.
• Upgraded log4j from 2.25.3 to 2.25.4 to mitigate CVE-2026-34480, CVE-2026-34478, CVE-2026-34477, CVE-2026-34481

  Please refer to the changelog for full details of the changes.  

Bundled Packages:

• labs/apoc-5.26.26
• lib/neo4j-browser-2026.05.11+0
• products/bloom-plugin-5.x-2.32.0
• products/neo4j-genai-plugin-5.26.26
• products/neo4j-graph-data-science-2.13.10
• products/neo4j-ops-manager-agent-1.15.2
• product/fleetManagement-1.1.1