QwikSec

Security Database

CVE

CWE

Training

CVE Database
/

CVE-2026-6476

Back to search

CVE-2026-6476

Published: May 14, 2026

Modified: May 15, 2026

PUBLISHED

CVSS v3.1

7.2

HIGH

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.

VendorProductVersions

n/a

PostgreSQL

affected
18 - < 18.4
affected
17 - < 17.10

Weaknesses (CWE)

CWE-89

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Start Training

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.

Scan Now