{"action":"Upgrade postgresql18 to 18.2-r0 or later.","affected":[{"fixed":"18.2-r0","introduced":"0"}],"component":"postgresql18","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.23","exploited":false,"fixed_versions":["18.2-r0"],"id":"tcs_01M5NFJWMEE33GE4Q44VRACJKK","modified_at":"2026-10-01T02:17:49.200628620Z","published_at":"2026-02-12T14:16:02.213Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-2004","https://security.alpinelinux.org/vuln/CVE-2026-2004"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-2004#Alpine:v3.23/postgresql18","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-2004"}],"summary":"Missing validation of type of input in PostgreSQL intarray extension selectivity estimator function allows an object creator to execute arbitrary code as the operating system user running the database"}