Auth bypass in Postgresql
CVE-2026-6470
Missing authorization in PostgreSQL DDL commands allows an object creator to achieve denial of service against ALTER and DROP of the type, via creating a dependency on the type. Many DDL operations did check the privilege, but assigning a…
Vulnerability class: Broken Access Control
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
Affected products
- N/a Postgresql — versions 18, 17, 16
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-6470?
- CVE-2026-6470 is a medium-severity vulnerability in Postgresql, classified under Missing Authorization. CVSS score: 4.3/10. Published 2026-08-13.
- How severe is CVE-2026-6470?
- Medium severity. CVSS v3 base score is 4.3 out of 10.