TI-2025-02011 Aliases CVE-2025-2291 GHSA-qj9w-64mv-p2fw

PgBouncer default auth_query does not take Postgres password expiry into account

MEDIUM 43CWE-324Published 2025-04-16 · Updated 2025-11-03

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · High · High
Fix status: Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

Password can be used past expiry in PgBouncer due to auth_query not taking into account Postgres its VALID UNTIL value, which allows an attacker to log in with an already expired password

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00368 30th percentileScored 2026-11-07

Fix Fixed PgBouncer: 1.24.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	PgBouncer	before 1.24.1	1.24.1	Patch available	CNA

PgBouncer Vendor— Affected before 1.24.1 Fixed in 1.24.1 Patch available CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:a:pgbouncer:pgbouncer::::::::	before 1.24.1	Vulnerable	Pgbouncer
cpe:2.3:o:debian:debian_linux:11.0:::::::*	11.0	Vulnerable	Debian

cpe:2.3:a:pgbouncer:pgbouncer:*:*:*:*:*:*:*:* Versions before 1.24.1 Vulnerable ·Pgbouncer
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* Versions 11.0 Vulnerable ·Debian

Remediation

Fix · CNA PgBouncer Fixed in 1.24.1

Timeline

2026-10-02 Threatist record created from CVE-2025-2291
2026-10-03 Alias added: GHSA-qj9w-64mv-p2fw

References

Advisory 1

https://lists.debian.org/debian-lts-announce/2025/05/msg00032.html

Other 1

https://www.pgbouncer.org/changelog.html#pgbouncer-124x

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences