CVE-2026-92868 - Vulnerability Details

- Pgpool-II Client Certificate Validation Vulnerability

Description

An improper certificate validation vulnerability exists in Pgpool-II, which may allow an unauthenticated attacker to bypass client certificate authentication.

Published: 2026-09-30

Score: 6.9 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Pgpool Global Development Group

Pgpool-II

unaffected

Version	Status	Constraints
`4.7.0`	affected	≤ 4.7.2
`4.6.0`	affected	≤ 4.6.7
`4.5.0`	affected	≤ 4.5.12
`4.4.0`	affected	≤ 4.4.17
`4.3.0`	affected	≤ 4.3.20
`4.0.x`	affected	≤ 4.2.x

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00151.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://jvn.jp/en/jp/JVN22475874/
https://pgpool.net/news/2026-09-29/

History

Wed, 30 Sep 2026 12:30:00 +0000

Type	Values Removed	Values Added
Title		Pgpool-II Client Certificate Validation Vulnerability

Wed, 30 Sep 2026 07:45:00 +0000

Type	Values Removed	Values Added
Description		An improper certificate validation vulnerability exists in Pgpool-II, which may allow an unauthenticated attacker to bypass client certificate authentication.
Weaknesses		CWE-295
References		https://jvn.jp/en/jp/JVN22475874/ https://pgpool.net/news/2026-09-29/
Metrics		cvssV3_0 `{'score': 6.5, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'}` cvssV4_0 `{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}`

Subscriptions

No data.

MITRE

Status: PUBLISHED

Assigner: jpcert

Published: 2026-09-30T07:20:48.300Z

Updated: 2026-09-30T07:20:48.300Z

Reserved: 2026-09-17T06:31:54.744Z

Link: CVE-2026-92868

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-09-30T08:16:34.723

Modified: 2026-09-30T08:16:34.723

Link: CVE-2026-92868

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-09-30T12:15:17Z

Weaknesses

CWE-295
Improper Certificate Validation

Tracking

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

Subscriptions

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