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7.2 High

CVE-2026-6476 SQL injection in PostgreSQL pg_createsubscriber allows an attacker with pg_create_subscription rights to execute…

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.

Affected products and versions

Product Affected versions Fixed in
postgresql 18 18 → < 18.4 18.4
postgresql 17 17 → < 17.10 17.10

References

Timeline

  1. Published
  2. Last modified

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