CVE-2026-120141
HIGH
NVD
CVSS Score
8.8
Severity
HIGH
Published
Nov 12, 2026
Vendor
unknown
Description
Type confusion in PostgreSQL materialized set-returning functions allows a database user to execute arbitrary code as the operating system user running the database, via returning rows having different dynamic RECORD return types. json_populate_recordset() is one affected function. Versions before PostgreSQL 18.7, 17.12, 16.16, 15.20, and 14.25 are affected.