NULL Pointer Dereference Vulnerability in Pgpool-II Affects Users
CVE-2026-92871

8.7HIGH

Key Information:

Vendor

Pgpool Global Development Group

Status
Pgpool-ii
Vendor
CVE Published:
30 September 2026

What is CVE-2026-92871?

A NULL pointer dereference vulnerability in Pgpool-II allows unauthenticated attackers to disrupt the normal operation of the watchdog process. This type of vulnerability can lead to abnormal termination, which affects overall system stability and availability. Users of Pgpool-II should ensure they are using the latest version to mitigate potential risks associated with this flaw.

Affected Version(s)

Pgpool-II 4.7.0 <= 4.7.2

Pgpool-II 4.6.0 <= 4.6.7

Pgpool-II 4.5.0 <= 4.5.12

References

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

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

CVSS V3.0

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.