{"id":"EM-20261112-541W","url":"https://cyber.eventmonitor.net/incident/EM-20261112-541W/postgresql-sql-language-vulnerability-cve-2026-18447/","type":"cve","title":"PostgreSQL SQL-language Vulnerability (CVE-2026-18447)","subtitle":"CVE-2026-18447","subject":"CVE-2026-18447","status":"Developing","severity":"high","affected":[],"headline":null,"born":"2026-11-12T15:17:51.127Z","firstSignal":"2026-11-12T14:15:31.000Z","lastSignal":"2026-11-12T15:17:51.127Z","updated":"2026-11-13T00:40:17.050Z","revision":1,"life":[{"status":"Born","at":"2026-11-12T15:17:51.127Z","why":"second independent source: C6 NVD CVE API 2.0"},{"status":"Developing","at":"2026-11-12T15:17:51.127Z","why":"signals keep joining"}],"changeLog":[{"at":"2026-11-12T14:15:31.000Z","what":"First signal: C41 Red Hat Security Data"},{"at":"2026-11-12T15:17:51.127Z","what":"Born: second source, C6 NVD CVE API 2.0. Page EM-20261112-541W created."}],"stages":[{"name":"Disclosed","at":"2026-11-12T15:17:51.127Z","detail":"C6 NVD published"},{"name":"Scored","at":"2026-11-12T15:17:51.127Z","detail":"CVSS 8.8"},{"name":"Exploited","at":null,"detail":"No exploitation reported"},{"name":"Advisories","at":null,"detail":"None yet"},{"name":"Vendor Response","at":"2026-11-12T14:15:31.000Z","detail":"C41 published"},{"name":"Resolved","at":null,"detail":"After 14 quiet days"}],"signals":[{"at":"2026-11-12T14:15:31.000Z","source":"C41","sourceName":"Red Hat Security Data","role":"Vendor","severity":3,"title":"Red Hat: CVE-2026-18447 (important)","text":"postgresql: postgresql: Arbitrary code execution via type confusion in SQL-language functions","url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-18447.json"},{"at":"2026-11-12T15:17:51.127Z","source":"C6","sourceName":"NVD CVE API 2.0","role":"Database","severity":3,"title":"CVE-2026-18447 (CVSS 8.8)","text":"Type confusion in PostgreSQL SQL-language functions allows an object creator to execute arbitrary code as the operating system user running the database, via an output parameter of type \"any\".  Versions before PostgreSQL 18.7, 17.12, 16.16, 15.20, and 14.25 are affected.","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-18447"}],"crowd":[],"reference":{"nvd":{"published":"2026-11-12T15:17:51.127","score":8.8,"severity":"HIGH","desc":"Type confusion in PostgreSQL SQL-language functions allows an object creator to execute arbitrary code as the operating system user running the database, via an output parameter of type \"any\".  Versions before PostgreSQL 18.7, 17.12, 16.16, 15.20, and 14.25 are affected.","product":"","seen":1794530417050},"kev":null,"epss":null,"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}