CVE-2025-2291

HIGH

Published Apr 16, 2025 Modified Dec 8, 2025 CWE-324

Description

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

Is your site exposed to CVE-2025-2291?

Run a free security scan — no signup, results in seconds.

CVSS v3.1 Score

8.1

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-324 CWE-324

Affected Products

Vendor	Product	Versions
pgbouncer	pgbouncer	< 1.24.1
debian	debian_linux	All

References

Other References

https://www.pgbouncer.org/changelog.html#pgbouncer-124x https://lists.debian.org/debian-lts-announce/2025/05/msg00032.html

Frequently Asked Questions

What is CVE-2025-2291? +

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 It has a CVSS v3.1 base score of 8.1 (HIGH).

How severe is CVE-2025-2291? +

CVE-2025-2291 has a CVSS v3.1 score of 8.1 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-2291? +

CVE-2025-2291 affects products from debian, pgbouncer, specifically: debian_linux, pgbouncer. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-2291? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2024-36031 9.8

In the Linux kernel, the following vulnerability has been resolved: keys: Fix overwrite of key expiration on instantiation The expiry …

CVE-2025-31123 8.7

Zitadel is open-source identity infrastructure software. A vulnerability existed where expired keys can be used to retrieve tokens. Specifically, ZITADEL …

CVE-2026-39923 8.1

Flarum before 1.8.16 contains a password reset token expiry bypass vulnerability that allows unauthenticated attackers to reuse expired password reset …

CVE-2026-52809 6.8

Gogs is an open source self-hosted Git service. Prior to 0.14.3, password-reset tokens are generated using conf.Auth.ActivateCodeLives (the account-activation lifetime), …

CVE-2024-25679 6.5

In PQUIC before 5bde5bb, retention of unused initial encryption keys allows attackers to disrupt a connection with a PSK configuration …

CVE-2025-48813 6.3

Use of a key past its expiration date in Virtual Secure Mode allows an authorized attacker to perform spoofing locally.