CVE-2026-2004
Public on 2026-02-12
Modified on 2026-02-27
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.
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 2 - Postgresql14 Extra | postgresql | 2026-03-06 | ALAS2POSTGRESQL14-2026-022 | Fixed |
| Amazon Linux 2 - Core | postgresql | Not Affected | ||
| Amazon Linux 2023 | postgresql15 | 2026-03-05 | ALAS2023-2026-1456 | Fixed |
| Amazon Linux 2023 | postgresql16 | 2026-03-05 | ALAS2023-2026-1458 | Fixed |
| Amazon Linux 2023 | postgresql17 | 2026-03-05 | ALAS2023-2026-1457 | Fixed |
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 |