{"action":"Upgrade postgresql-18 to 18.4-1 or later.","affected":[{"fixed":"18.4-1","introduced":"0"}],"component":"postgresql-18","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["18.4-1"],"id":"tcs_01M5NTKDES0C1EEF53Z00N8JH4","modified_at":"2026-10-01T03:03:38.257037821Z","published_at":"2026-05-14T14:16:25.230Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-6476","https://security-tracker.debian.org/tracker/CVE-2026-6476"],"severity":{"label":"high","score":7.2},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-6476#Debian:14/postgresql-18","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-6476"}],"summary":"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 run"}