CVE-2026-16239

CVE-2026-16239 is a PostgreSQL vulnerability involving type confusion in the portal/cursor lifecycle. An attacker can execute arbitrary code as the database OS user by re-creating a cursor/portal with different types. Affected versions are PostgreSQL

CVE-2026-16239

Type confusion in PostgreSQL "portal"/cursor lifecycle allows a user to execute arbitrary code as the operating system user running the database, via re-creation of a cursor or other portal with different types. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected...

CVE-2026-16239

Type confusion in PostgreSQL "portal"/cursor lifecycle allows a user to execute arbitrary code as the operating system user running the database, via re-creation of a cursor or other portal with different types. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected...

Linux Distros Unpatched Vulnerability : CVE-2026-16239

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Type confusion in PostgreSQL portal/cursor lifecycle allows a user to execute arbitrary code as the operating system user running the database, via re-creation ...

PT-2026-71481

Name of the Vulnerable Software and Affected Versions PostgreSQL versions prior to 18.5 PostgreSQL versions prior to 17.11 PostgreSQL versions prior to 16.15 PostgreSQL versions prior to 15.19 PostgreSQL versions prior to 14.24 Description A type confusion issue exists in the portal and cursor...