{"id":"CVE-2020-28448","aliases":[],"url":"https://o3.security/vulnerability/CVE-2020-28448","summary":"Prototype Pollution in multi-ini","details":"This affects the package multi-ini before 2.1.1. It is possible to pollute an object's prototype by specifying the proto object as part of an array.","published":"2021-04-13T15:23:59Z","modified":"2026-03-13T22:10:59.579633Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"npm","name":"multi-ini","fixedVersion":"2.1.1"}],"fix":{"url":"https://github.com/evangelion1204/multi-ini/pull/37","label":"evangelion1204/multi-ini#37"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-28448"},{"type":"WEB","url":"https://github.com/evangelion1204/multi-ini/pull/37"},{"type":"WEB","url":"https://snyk.io/vuln/SNYK-JS-MULTIINI-1048969"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-03-13T22:10:59.579633Z"}}