{"id":"EM-20261112-DZ01","url":"https://cyber.eventmonitor.net/incident/EM-20261112-DZ01/postgresql-vulnerability-cve-2026-14661/","type":"cve","title":"PostgreSQL Vulnerability (CVE-2026-14661)","subtitle":"CVE-2026-14661","subject":"CVE-2026-14661","status":"Developing","severity":"high","affected":[],"headline":null,"born":"2026-11-12T15:17:49.890Z","firstSignal":"2026-11-12T14:15:30.000Z","lastSignal":"2026-11-12T15:17:49.890Z","updated":"2026-11-13T00:40:17.050Z","revision":1,"life":[{"status":"Born","at":"2026-11-12T15:17:49.890Z","why":"second independent source: C6 NVD CVE API 2.0"},{"status":"Developing","at":"2026-11-12T15:17:49.890Z","why":"signals keep joining"}],"changeLog":[{"at":"2026-11-12T14:15:30.000Z","what":"First signal: C41 Red Hat Security Data"},{"at":"2026-11-12T15:17:49.890Z","what":"Born: second source, C6 NVD CVE API 2.0. Page EM-20261112-DZ01 created."}],"stages":[{"name":"Disclosed","at":"2026-11-12T15:17:49.890Z","detail":"C6 NVD published"},{"name":"Scored","at":"2026-11-12T15:17:49.890Z","detail":"CVSS 8.1"},{"name":"Exploited","at":null,"detail":"No exploitation reported"},{"name":"Advisories","at":null,"detail":"None yet"},{"name":"Vendor Response","at":"2026-11-12T14:15:30.000Z","detail":"C41 published"},{"name":"Resolved","at":null,"detail":"After 14 quiet days"}],"signals":[{"at":"2026-11-12T14:15:30.000Z","source":"C41","sourceName":"Red Hat Security Data","role":"Vendor","severity":3,"title":"Red Hat: CVE-2026-14661 (important)","text":"postgresql: postgresql: Persistent Denial of Service via arbitrary file append in sslkeylogfile parameter","url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-14661.json"},{"at":"2026-11-12T15:17:49.890Z","source":"C6","sourceName":"NVD CVE API 2.0","role":"Database","severity":3,"title":"CVE-2026-14661 (CVSS 8.1)","text":"External control of file name in PostgreSQL dblink and CREATE/ALTER SUBSCRIPTION allows a user to achieve persistent denial of service, via appending invalid data to a chosen file.  Specifically, the \"sslkeylogfile\" connection parameter appends data, in NSS keylog format, to a file of the user's choosing.  This \"sslkeylogfile\" mechanism cannot add arbitrary bytes.  Within major version 18, minor versions before PostgreSQL 18.7 are affected.  Versions before PostgreSQL 18 are also affected if libpq version 18 or later is installed and in use by the server.","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-14661"}],"crowd":[],"reference":{"nvd":{"published":"2026-11-12T15:17:49.890","score":8.1,"severity":"HIGH","desc":"External control of file name in PostgreSQL dblink and CREATE/ALTER SUBSCRIPTION allows a user to achieve persistent denial of service, via appending invalid data to a chosen file.  Specifically, the \"sslkeylogfile\" connection parameter appends data, in NSS keylog format, to a file of the user's…","product":"","seen":1794530417050},"kev":null,"epss":null,"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}