Vulnerabilities CVE-2026-14671

CVE-2026-14671

High

Open

TLP:CLEAR

PostgreSQL refint plan cache type confusion executes arbitrary code

NVD CVE.org

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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.

Details

CVSS Score: 8.8
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Confidence: 90%
Published: Aug 13, 2026
Last Modified: Aug 13, 2026

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