High severity7.2NVD Advisory· Published May 14, 2026· Updated May 18, 2026
CVE-2026-6476
CVE-2026-6476
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
10cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*range: >=17.0,<17.10
- (no CPE)range: >= 17, < 17.10 || >= 18, < 18.4
- osv-coords8 versionspkg:bitnami/postgresqlpkg:rpm/opensuse/postgresql17&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/postgresql17&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/postgresql18&distro=openSUSE%20Tumbleweedpkg:rpm/suse/postgresql17&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/postgresql17&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/postgresql18&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/postgresql18&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0
>= 17.0.0, < 17.10.0+ 7 more
- (no CPE)range: >= 17.0.0, < 17.10.0
- (no CPE)range: < 17.10-160000.1.1
- (no CPE)range: < 17.10-1.1
- (no CPE)range: < 18.4-1.1
- (no CPE)range: < 17.10-160000.1.1
- (no CPE)range: < 17.10-160000.1.1
- (no CPE)range: < 18.4-160000.1.1
- (no CPE)range: < 18.4-160000.1.1
Patches
Vulnerability mechanics
References
1- www.postgresql.org/support/security/CVE-2026-6476/nvdPatchVendor Advisory
News mentions
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