{"action":"Upgrade postgresql18 to 18.4-r0 or later.","affected":[{"fixed":"18.4-r0","introduced":"0"}],"component":"postgresql18","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.23","exploited":false,"fixed_versions":["18.4-r0"],"id":"tcs_01M5NFYJDJT21HQSDWGC0VMVCX","modified_at":"2026-10-01T02:17:49.387342605Z","published_at":"2026-05-14T14:16:25.230Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-6476","https://security.alpinelinux.org/vuln/CVE-2026-6476"],"severity":{"label":"high","score":7.2},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-6476#Alpine:v3.23/postgresql18","url":"https://osv.dev/vulnerability/ALPINE-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"}