CVE-2026-2004

Public on 2026-02-12
Modified on 2026-02-13
Description
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, 17.8, 16.12, 15.16, and 14.21 are affected.
Severity
Important severity
Important
See what this means
CVSS v3 Base Score
8.8
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Core postgresql Pending Fix
Amazon Linux 2 - Postgresql14 Extra postgresql Pending Fix
Amazon Linux 2023 postgresql15 Pending Fix
Amazon Linux 2023 postgresql16 Pending Fix
Amazon Linux 2023 postgresql17 Pending Fix

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2026-2004 Mitre: CVE-2026-2004