EDB Postgres Extended Server 18.4.0 release notes v18

Released: 14 May 2026

EDB Postgres Extended Server 18.4.0 includes the following enhancements and bug fixes:

TypeDescriptionAddresses
Upstream mergeMerged with community PostgreSQL 18.4. See the PostgreSQL 18.4 release notes for more information.
Security fixThis release includes the following upstream security fixes from PostgreSQL: CVE-2026-6472, CVE-2026-6473, CVE-2026-6474, CVE-2026-6475, CVE-2026-6476, CVE-2026-6477, CVE-2026-6478, CVE-2026-6479, CVE-2026-6575, CVE-2026-6637, and CVE-2026-6638.