BaseFortify

Publication date: 2025-12-03

Last updated on: 2025-12-05

Assigner: PostgreSQL

Description

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.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2025-12-03

Last Modified

2025-12-05

Generated

2026-07-06

AI Q&A

2025-12-03

EPSS Evaluated

2026-07-05

NVD

CVE-2025-12819

Affected Vendors & Products

Vendor	Product	Version / Range
pgbouncer	pgbouncer	to 1.25.1 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-426	The product searches for critical resources using an externally-supplied search path that can point to resources that are not under the product's direct control.

Attack-Flow Graph

Executive Summary

This vulnerability is an untrusted search path issue in the auth_query connection handler of PgBouncer versions before 1.25.0. It allows an unauthenticated attacker to execute arbitrary SQL commands during the authentication process by sending a malicious search_path parameter in the StartupMessage.

Impact Analysis

The vulnerability can lead to an attacker executing arbitrary SQL commands without authentication, potentially compromising the confidentiality, integrity, and availability of the database and its data.

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