Pgpool-II contains an incorrect implementation of an authentication algorithm, which may allow an unauthenticated attacker to promote an arbitrary watchdog node to the leader node.

Metrics

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 Low

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 Low

User Interaction None

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact partial

Affected Vendors & Products

Vendors Products
Pgpool Global Development Group
  • Pgpool-ii

No data.

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

Wed, 30 Sep 2026 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Pgpool Global Development Group
Pgpool Global Development Group pgpool-ii
Vendors & Products Pgpool Global Development Group
Pgpool Global Development Group pgpool-ii

Wed, 30 Sep 2026 18:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 30 Sep 2026 14:00:00 +0000

Type Values Removed Values Added
Title Unauthenticated Promotion of Watchdog Nodes to Leader in Pgpool‑II

Wed, 30 Sep 2026 08:00:00 +0000

Type Values Removed Values Added
Description Pgpool-II contains an incorrect implementation of an authentication algorithm, which may allow an unauthenticated attacker to promote an arbitrary watchdog node to the leader node.
Weaknesses CWE-303
References
Metrics cvssV3_0

{'score': 7.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published: 2026-09-30T07:51:52.401Z

Updated: 2026-09-30T16:58:20.542Z

Reserved: 2026-09-17T06:31:54.745Z

Link: CVE-2026-92873

cve-icon Vulnrichment

Updated: 2026-09-30T16:58:17.030Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-30T08:16:35.493

Modified: 2026-09-30T17:16:51.370

Link: CVE-2026-92873

cve-icon Redhat

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