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Debian 11: PgBouncer Moderate SQL Injection Risk DLA-4422-1 CVE-2025-12819

debian lts
Calendar Grey December 27, 2025
Dist Debian Esm H88
CVE-2025-12819 details a moderate risk SQL injection flaw in PgBouncer on Debian. Upgrade recommended to mitigate risk.
PgBouncer is a lightweight connection pooler for PostgreSQL
Topics%20covered

Topics Covered

security advisory moderate SQL Injection debian pgbouncer unauthenticated

Summary

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.

For Debian 11 bullseye, this problem has been fixed in version
1.15.0-1+deb11u2.

We recommend that you upgrade your pgbouncer packages.

For the detailed security status of pgbouncer please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/pgbouncer

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS



Package: pgbouncer
Version: 1.15.0-1+deb11u2
CVE ID: CVE-2025-12819
Debian Bug:

Topics%20covered

Topics Covered

security advisory moderate SQL Injection debian pgbouncer unauthenticated

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