CVE-2026-92871: NULL pointer dereference in Pgpool Global Development Group Pgpool-II
CVE-2026-92871 is a high-severity vulnerability in Pgpool-II that causes a NULL pointer dereference in the watchdog process. This flaw can be triggered by an unauthenticated attacker, leading to abnormal termination of the watchdog process and resulting in a denial of service condition.
AI Analysis
Technical Summary
This vulnerability in Pgpool-II involves a NULL pointer dereference that may be exploited by an unauthenticated attacker to cause the watchdog process to terminate abnormally. The issue affects multiple versions of Pgpool-II, spanning from versions earlier than 3.5.0 up to 4.7.2, inclusive. The CVSS 3.0 score is 7.5, indicating a high severity with network attack vector, low attack complexity, no privileges required, no user interaction, and impact limited to availability (denial of service). No information about patches or vendor advisories is provided in the input data.
Potential Impact
An unauthenticated attacker can cause the watchdog process in Pgpool-II to crash, leading to denial of service. There is no impact on confidentiality or integrity reported. The service disruption could affect availability of Pgpool-II deployments running affected versions.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider restricting network access to the Pgpool-II watchdog process to trusted sources to reduce exposure.
CVE-2026-92871: NULL pointer dereference in Pgpool Global Development Group Pgpool-II
Description
CVE-2026-92871 is a high-severity vulnerability in Pgpool-II that causes a NULL pointer dereference in the watchdog process. This flaw can be triggered by an unauthenticated attacker, leading to abnormal termination of the watchdog process and resulting in a denial of service condition.
CVSS v3.0
Score 7.5high
Affected software
Pgpool Global Development Group
Pgpool-II
pkg:github/pgpool/pgpool2Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Pgpool-II involves a NULL pointer dereference that may be exploited by an unauthenticated attacker to cause the watchdog process to terminate abnormally. The issue affects multiple versions of Pgpool-II, spanning from versions earlier than 3.5.0 up to 4.7.2, inclusive. The CVSS 3.0 score is 7.5, indicating a high severity with network attack vector, low attack complexity, no privileges required, no user interaction, and impact limited to availability (denial of service). No information about patches or vendor advisories is provided in the input data.
Potential Impact
An unauthenticated attacker can cause the watchdog process in Pgpool-II to crash, leading to denial of service. There is no impact on confidentiality or integrity reported. The service disruption could affect availability of Pgpool-II deployments running affected versions.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider restricting network access to the Pgpool-II watchdog process to trusted sources to reduce exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- jpcert
- Date Reserved
- 2026-09-17T06:31:54.744Z
- Cvss Version
- 3.0
- State
- PUBLISHED
Threat ID: 6abcc2c1c8a85a770d06f9a9
Added to database: 09/30/2026, 08:05:21 UTC
Last enriched: 09/30/2026, 08:19:35 UTC
Last updated: 09/30/2026, 09:02:21 UTC
Views: 5
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