Vulnerability in Postgresql
CVE-2026-2004
Missing validation of type of input in PostgreSQL intarray extension selectivity estimator function allows an object creator to execute arbitrary code as the operating system user running the database. Versions before PostgreSQL 18.2, 17…
EPSS: 0.008 (51.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Postgresql
- N/a Postgresql — versions 18, 17, 16
Weakness classification (CWE)
References
- f86ef6dc-4d3a-42ad-8f28-e6d5547a5007 (Vendor Advisory)
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Frequently asked questions
- What is CVE-2026-2004?
- CVE-2026-2004 is a high-severity vulnerability in Postgresql, classified under CWE-1287. CVSS score: 8.8/10. Published 2026-02-12.
- How severe is CVE-2026-2004?
- High severity. CVSS v3 base score is 8.8 out of 10.