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CVE-2026-6476

PostgreSQL pg_createsubscriber allows SQL injection via subscription name

Published: May 14, 2026Updated: May 18, 2026 Sources: CVE List NVD BDUCWE-89
7.2HIGH
NVD MITRE
EPSS Score
0.3%
Top 79.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:HUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-89

Affected Products

Novell Inc.
commercial·US
SUSE Linux Enterprise Server for SAP ApplicationsOn-premOS
Operating Systems / linux-distro
Suse Linux Enterprise DesktopOn-premOS
Operating Systems / linux-distro
SUSE Manager ProxyOn-prem
Operating Systems / linux-distro
postgresql
oss-project·USaka postgres
postgresqlOn-premDatabase
Databases / relational
Сообщество свободного программного обеспечения
oss-projectaka fsf
Debian GNU/LinuxOn-premOS
Operating Systems / linux-distro
Postgres Professional
commercialaka postgres pro certified, postgres pro enterprise
Postgres Pro CertifiedOn-premDatabase
Databases / relational
PostgreSQL Global Development Group
oss-project·USaka postgresql
PostgreSQLOn-premDatabase
Databases / relational
ООО «Тантор Лабс»
commercial·RU
СУБД «Tantor»
and 2 more affected products View all →

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://www.postgresql.org/support/security/CVE-2026-6476/
postgresql.org
https://www.postgresql.org/support/security/CVE-2026-6476/
postgresql.org
https://www.postgresql.org/about/news/postgresql-184-1710-1614-1518-and-1423-released-3297/
postgresql.org
and 3 more references View all →

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