postgresql: PostgreSQL: Arbitrary code execution via type confusion in cursor lifecycle

A flaw was found in PostgreSQL. This vulnerability, caused by type confusion in the 'portal'/cursor lifecycle, allows a user to execute arbitrary code as the operating system user running the database. This can occur by re-creating a cursor or other portal with different types. Successful...

postgresql: PostgreSQL: Arbitrary code execution via type confusion in cursor lifecycle

A flaw was found in PostgreSQL. This vulnerability, caused by type confusion in the 'portal'/cursor lifecycle, allows a user to execute arbitrary code as the operating system user running the database. This can occur by re-creating a cursor or other portal with different types. Successful...

postgresql: PostgreSQL: Arbitrary code execution via type confusion in cursor lifecycle

A flaw was found in PostgreSQL. This vulnerability, caused by type confusion in the 'portal'/cursor lifecycle, allows a user to execute arbitrary code as the operating system user running the database. This can occur by re-creating a cursor or other portal with different types. Successful...

postgresql: PostgreSQL: Arbitrary code execution via type confusion in cursor lifecycle

A flaw was found in PostgreSQL. This vulnerability, caused by type confusion in the 'portal'/cursor lifecycle, allows a user to execute arbitrary code as the operating system user running the database. This can occur by re-creating a cursor or other portal with different types. Successful...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: postgresql (UTSA-2026-104752)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-104752 advisory. 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...

Access of Resource Using Incompatible Type ('Type Confusion')

Overview Affected versions of this package are vulnerable to Access of Resource Using Incompatible Type 'Type Confusion' in the portal lifecycle when a cursor is closed and then re-declared with different types. An attacker can execute arbitrary code as the operating system user running the...

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...

Vulnerability in core server (CVE-2026-16239)

PostgreSQL type confusion in cursor CLOSE + DECLARE executes arbitrary code 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...