What is CVE-2025-12819?

CVE-2025-12819 is a high-severity vulnerability in Pgbouncer, classified under Untrusted Search Path. CVSS score: 7.5/10. Published 2025-12-03.

How severe is CVE-2025-12819?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Pgbouncer

CVE-2025-12819

Untrusted search path in auth_query connection handler in PgBouncer before 1.25.1 allows an unauthenticated attacker to execute arbitrary SQL during authentication via a malicious search_path parameter in the StartupMessage.

EPSS: 0.003 (26.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Pgbouncer
N/a Pgbouncer — versions 0

Weakness classification (CWE)

CWE-426 — Untrusted Search Path

References

f86ef6dc-4d3a-42ad-8f28-e6d5547a5007 (Release Notes)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2025-12819?: CVE-2025-12819 is a high-severity vulnerability in Pgbouncer, classified under Untrusted Search Path. CVSS score: 7.5/10. Published 2025-12-03.
How severe is CVE-2025-12819?: High severity. CVSS v3 base score is 7.5 out of 10.