CVE-2026-6476
HIGH EPSS 20.4%
Published May 14, 20261mo ago · Modified Jun 17, 20261w ago
7.2 CVSS 3.1
Published May 14, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago
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 Details
Base Score
Exploitability
Impact
Vector string
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
Threat Intelligence
EPSS Exploit Probability
20.4% percentile
Exploit & Patch Status
No Known Exploit
Patch Available
Weaknesses 1
CWE-89 SQL Injection Injection
Affected Products 2
| Vendor | Product | Version | Range |
|---|---|---|---|
| postgresql | postgresql | * | ≥17.0 – <17.10 |
| postgresql | postgresql | * | ≥18.0 – <18.4 |
References 1
- postgresql.org https://www.postgresql.org/support/security/CVE-2026-6476/
Remediation
- postgresql.org https://www.postgresql.org/support/security/CVE-2026-6476/