CVE Catalog

CVE-2026-6666

MediumCVSS 5.9
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.37%

29th percentile - higher than 29% of all known CVEs

Summary

In PgBouncer before version 1.25.2, a null pointer dereference could cause a crash if a server sends an error response without the SQLSTATE field.

Risk Assessment

An attacker can remotely crash PgBouncer, leading to denial of service (DoS) and potential loss of database connections.

Recommendation

Immediately upgrade PgBouncer to version 1.25.2 or later.

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS