CVE-2026-16238
PostgreSQL type confusion in pg_restore_attribute_stats() executes arbitrary code
HIGH 8.8
At a glance
- Source
- NVD
- EPSS
- EPSS 0.41 % · percentile 36 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- PostgreSQL
- NVD status
- Modified
Description
Type confusion in PostgreSQL pg_restore_attribute_stats() allows an object creator to execute arbitrary code as the operating system user running the database, via conflation of range and multirange values. Within major version 18, minor versions before PostgreSQL 18.6 are affected. Versions before PostgreSQL 18 are unaffected.
Weaknesses (CWE)
- CWE-843 — Type Confusion (Access of Resource Using Incompatible Type)
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | PostgreSQL |
| CVSS 3.1 | HIGH 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | NVD · f86ef6dc-4d3a-42ad-8f28-e6d5547a5007 (Secondary) |
European references
- ENISA EUVD · EUVD-2026-57848
- GCVE · GCVE-0-2026-16238
CERT-FR advisories
- CERTFR-2026-AVI-1024 — Multiples vulnérabilités dans PostgreSQL · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*≥ 14.0 < 14.24cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*≥ 15.0 < 15.19cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*≥ 16.0 < 16.15cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*≥ 17.0 < 17.11cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*≥ 18.0 < 18.5
Affected products
| Product | Versions |
|---|---|
| PostgreSQL | affected 18 < 18.6 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |