CVE-2026-92873High· 7.3▾ TwilightPgpool-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.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 40.2 · likelihood 0.1 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Sep 30.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.3%
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.
Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-92867High· 8.8An out-of-bounds write vulnerability exists in Pgpool-II , which may allow an authenticated attacker to cause abnormal process termination or arbitrary code execution.
CVE-2026-92868Medium· 6.5An improper certificate validation vulnerability exists in Pgpool-II, which may allow an unauthenticated attacker to bypass client certificate authentication.
CVE-2026-92869Medium· 6.5An out-of-bounds write vulnerability exists in Pgpool-II, which may allow an authenticated attacker to cause abnormal process termination.
CVE-2026-92870High· 7.5A stack-based buffer overflow vulnerability exists in Pgpool-II, which may allow an unauthenticated attacker to cause abnormal process termination.
CVE-2026-92871High· 7.5A NULL pointer dereference vulnerability exists in Pgpool-II, which may allow an unauthenticated attacker to cause abnormal termination of the watchdog process.
CVE-2026-92872Medium· 4.3Pgpool-II inserts sensitive information into log file, which may allow an authenticated attacker to obtain the cluster information.