← Vulnerability feed

Vulnerability record · CVE-2026-6476 · published 14 May 2026

CVE-2026-6476: Postgresql sql injection vulnerability

Postgresql · Postgresql

SQL injection in PostgreSQL pg_createsubscriber allows an attacker with pg_create_subscription rights to execute arbitrary SQL as a superuser. The attack takes effect when pg_createsubscriber next runs. Within major versions 17 and 18, minor versions before PostgreSQL 18.4 and 17.10 are affected. Versions before PostgreSQL 17 are unaffected.

7.2 CVSS 3.1 High EPSS 0.29% · top 81.0% CWE-89 · SQL injection
7.2CVSS 3.1 base score
0.29%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

SQL injection in PostgreSQL pg_createsubscriber allows an attacker with pg_create_subscription rights to execute arbitrary SQL as a superuser. The attack takes effect when pg_createsubscriber next runs. Within major versions 17 and 18, minor versions before PostgreSQL 18.4 and 17.10 are affected. Versions before PostgreSQL 17 are unaffected.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.postgresql.org/support/security/CVE-2026-6476/ PatchVendor Advisory

Track CVE-2026-6476 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2013-1902Postgresql vulnerabilityPostgreSQL, 9.2.x before 9.2.4, 9.1.x before 9.1.9, 9.0.x before 9.0.13, 8.4.x before 8.4.17, and 8.3.x before 8.3.23 generates insecure temporary fi…EPSS 2.2%10.0CVE-2013-1903Postgresql permissions and access controls vulnerabilityPostgreSQL, possibly 9.2.x before 9.2.4, 9.1.x before 9.1.9, 9.0.x before 9.0.13, 8.4.x before 8.4.17, and 8.3.x before 8.3.23 incorrectly provides t…EPSS 2.2%10.0CVE-2007-3279Postgresql vulnerabilityPostgreSQL 8.1 and probably later versions, when the PL/pgSQL (plpgsql) language has been created, grants certain plpgsql privileges to the PUBLIC do…EPSS 2.6%10.0CVE-2002-1399Postgresql vulnerabilityUnknown vulnerability in cash_out and possibly other functions in PostgreSQL 7.2.1 and earlier, and possibly later versions before 7.2.3, with unknow…EPSS 1.8%9.8CVE-2015-0244Postgresql sql injection vulnerabilityPostgreSQL before 9.0.19, 9.1.x before 9.1.15, 9.2.x before 9.2.10, 9.3.x before 9.3.6, and 9.4.x before 9.4.1 does not properly handle errors while …EPSS 4.4%9.8CVE-2015-3166Postgresql memory buffer overflow vulnerabilityThe snprintf implementation in PostgreSQL before 9.0.20, 9.1.x before 9.1.16, 9.2.x before 9.2.11, 9.3.x before 9.3.7, and 9.4.x before 9.4.2 does no…EPSS 4.6%9.8CVE-2019-10211Postgresql code injection vulnerabilityPostgresql Windows installer before versions 11.5, 10.10, 9.6.15, 9.5.19, 9.4.24 is vulnerable via bundled OpenSSL executing code from unprotected di…EPSS 1.8%9.8CVE-2018-16850Postgresql sql injection vulnerabilitypostgresql before versions 11.1, 10.6 is vulnerable to a to SQL injection in pg_upgrade and pg_dump via CREATE TRIGGER ... REFERENCING. Using a purpo…EPSS 5.1%

Source: NIST National Vulnerability Database (record CVE-2026-6476), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.