CVE-2026-116329

HIGH 8.8

PostgreSQL statistics import type confusion executes arbitrary code

CVSS Score

8.8

EPSS Score

0.0%

EPSS Percentile

0th

Type confusion in PostgreSQL statistics import allows a table maintainer to execute arbitrary code as the operating system user running the database, via nested SET DATA TYPE during conversion of values to import. Within major version 18, minor versions before PostgreSQL 18.7 are affected. Versions before PostgreSQL 18 are unaffected.

CWE	CWE-843
Vendor	n/a
Product	postgresql
Ecosystems	Database
Industries	Technology
Published	Nov 12, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / PostgreSQL

18 < 18.7

References

NVD ↗ CVE.org ↗ EPSS Data ↗

postgresql.org: https://www.postgresql.org/support/security/CVE-2026-116329/

Credits

The PostgreSQL project thanks Mehmet D. INCE for reporting this problem.