CVE-2026-6666: Pgbouncer

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

A possible null pointer reference in PgBouncer before 1.25.2 could lead to a crash, if a server sends an error response without SQLSTATE field.

Affected products

• Pgbouncer Pgbouncer: before 1.25.2 (fixed in 1.25.2)

Published 2026-05-09. Last modified 2026-07-24.