CVE-2026-6476
PostgreSQL pg_createsubscriber allows SQL injection via subscription name
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
Exploitability
AV:NAttack VectorNetwork
AC:LAttack ComplexityLow
PR:HPrivileges RequiredHigh
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:HConfidentialityHigh
I:HIntegrityHigh
A:HAvailabilityHigh
Weaknesses
Affected Products
Novell Inc.
commercial·US
postgresql
oss-project·USaka postgres
Сообщество свободного программного обеспечения
oss-projectaka fsf
Postgres Professional
commercialaka postgres pro certified, postgres pro enterprise
PostgreSQL Global Development Group
oss-project·USaka postgresql
ООО «Тантор Лабс»
commercial·RU
and 2 more affected products View all →
Exploitability
Official Patch Available
Attack Graph
Products CVE Techniques Tactics
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MITRE ATT&CK
1 technique Initial Access
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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