Type confusion in PostgreSQL module "refint" allows an object creator to execute arbitrary code as the operating system user running the database. The fix for this emerged as a non-security bug report, and the fix appear in the git repository with subject "refint: Remove plan cache.", without a CVE number. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected.
Advisories
Source ID Title
Debian DLA Debian DLA DLA-4740-1 postgresql-15 security update
Debian DSA Debian DSA DSA-6438-1 postgresql-17 security update
Ubuntu USN Ubuntu USN USN-8653-1 PostgreSQL vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Sat, 29 Aug 2026 23:15:00 +0000

Type Values Removed Values Added
Description Type confusion in PostgreSQL module "refint" allows an object creator to execute arbitrary code as the operating system user running the database. The fix for this emerged as a non-security bug report, and the fix appear in the git repository with subject "refint: Remove plan cache.", without a CVE number. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected. Type confusion in PostgreSQL module "refint" allows an object creator to execute arbitrary code as the operating system user running the database. The fix for this emerged as a non-security bug report, and the fix appear in the git repository with subject "refint: Remove plan cache.", without a CVE number. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected.

Wed, 19 Aug 2026 15:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*

Thu, 13 Aug 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 13 Aug 2026 15:00:00 +0000

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

Thu, 13 Aug 2026 13:15:00 +0000

Type Values Removed Values Added
Description Type confusion in PostgreSQL module "refint" allows an object creator to execute arbitrary code as the operating system user running the database. The fix for this emerged as a non-security bug report, and the fix appear in the git repository with subject "refint: Remove plan cache.", without a CVE number. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.
Title PostgreSQL refint plan cache type confusion executes arbitrary code
Weaknesses CWE-843
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'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: PostgreSQL

Published:

Updated: 2026-08-29T23:07:38.626Z

Reserved: 2026-07-03T20:28:13.192Z

Link: CVE-2026-14671

cve-icon Vulnrichment

Updated: 2026-08-13T15:39:54.423Z

cve-icon NVD

Status : Modified

Published: 2026-08-13T13:17:44.530

Modified: 2026-08-29T23:17:14.127

Link: CVE-2026-14671

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-13T14:45:03Z

Weaknesses