Use after free in PostgreSQL portal setup allows an object creator to execute arbitrary code as the operating system user running the database, via running user-defined code during planning or executor startup that closes the portal currently being prepared. Versions before PostgreSQL 18.7, 17.12, 16.16, 15.20, and 14.25 are affected.

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History

Thu, 12 Nov 2026 23:45:00 +0000

Type Values Removed Values Added
First Time appeared Postgresql
Postgresql postgresql
Vendors & Products Postgresql
Postgresql postgresql

Thu, 12 Nov 2026 14:30:00 +0000

Type Values Removed Values Added
Description Use after free in PostgreSQL portal setup allows an object creator to execute arbitrary code as the operating system user running the database, via running user-defined code during planning or executor startup that closes the portal currently being prepared. Versions before PostgreSQL 18.7, 17.12, 16.16, 15.20, and 14.25 are affected.
Title PostgreSQL portal setup use-after-free executes arbitrary code
Weaknesses CWE-416
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: PostgreSQL

Published:

Updated: 2026-11-12T21:45:49.058Z

Reserved: 2026-10-26T03:52:44.054Z

Link: CVE-2026-116332

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-12T15:17:41.800

Modified: 2026-11-12T22:18:27.787

Link: CVE-2026-116332

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-12T23:30:10Z

Weaknesses