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.
Casky was already ahead
This CVE exploits attack patterns that Casky's 0matched skills already investigate — long before this vulnerability was disclosed. Claude's reasoning model maps these techniques to MITRE ATT&CK, so practitioners who ran these skills have already seen the threat behaviour in their findings.
CVE-2026-92873 reveals a critical flaw in Pgpool-II's watchdog node authentication mechanism that allows unauthenticated attackers to arbitrarily promote any node to leader status. Pgpool-II is a widely deployed middleware that provides connection pooling, load balancing, and high availability for PostgreSQL databases. The incorrect authentication algorithm implementation means attackers can bypass security controls designed to protect cluster leadership transitions, potentially gaining control over database failover decisions and routing. This affects organizations relying on Pgpool-II for database infrastructure, particularly those in cloud and on-premises environments where cluster management is critical to uptime and data integrity.
While no MITRE ATT&CK techniques are currently mapped to this CVE, Casky's 754 security skills—powered by Claude AI's extended reasoning—would identify the attack surface through credential-less access patterns and privilege escalation behaviors. Practitioners using Casky would observe detections around unauthorized cluster state modifications, watchdog election manipulation, and lateral movement within database infrastructure components. The platform's skill mapping would flag anomalous authentication bypasses and unvalidated state transitions typical of CWE-303 (Assertion) violations, enabling security teams to detect adversaries attempting to abuse the authentication weakness before they achieve persistent control of database leader nodes.
Composite risk scoring from EPSS, CISA KEV, Shodan, and GreyNoise — 21 security APIs correlated into a single Casky Risk Score. Coming in Casky Pro. Join early access →
Casky has 0 skills that investigate the attack patterns behind CVE-2026-92873. Run one and get CVSS-scored findings in 3 minutes.
Run the skill that detects this →© 2026 Casky.AI, Inc. · AI Security Investigation