{"action":"Upgrade postgresql18 to 18.5-r0 or later.","affected":[{"fixed":"18.5-r0","introduced":"0"}],"component":"postgresql18","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.24","exploited":false,"fixed_versions":["18.5-r0"],"id":"tcs_01M5NFJ9RTN705FEW3XGQMZBSZ","modified_at":"2026-10-01T02:17:49.195249500Z","published_at":"2026-08-13T13:17:46.670Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-16241","https://security.alpinelinux.org/vuln/CVE-2026-16241"],"severity":{"label":"low","score":3.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-16241#Alpine:v3.24/postgresql18","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-16241"}],"summary":"Integer underflow in PostgreSQL ECPG allows a database server administrator to achieve temporary denial of service against the ECPG client via sending a bytea value lacking the mandatory prefix. The c"}