{"id":"CVE-2020-7644","aliases":["GHSA-p33m-7w7f-gmj8"],"url":"https://o3.security/vulnerability/CVE-2020-7644","summary":"Uncontrolled Resource Consumption in fun-map","details":"fun-map through 3.3.1 is vulnerable to Prototype Pollution. The function assocInM could be tricked into adding or modifying properties of 'Object.prototype' using a '__proto__' payload.","published":"2020-04-28T19:15:12.423Z","modified":"2026-07-09T01:25:21.224465Z","cvss":{"score":8.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.01216,"percentile":0.65808,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":2,"affectedPackages":[{"ecosystem":"npm","name":"fun-map","fixedVersion":null}],"fix":null,"references":[{"type":"WEB","url":"https://github.com/nathan7/fun-map/blob/master/index.js#L137%2C"},{"type":"EVIDENCE","url":"https://snyk.io/vuln/SNYK-JS-FUNMAP-564436"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T01:25:21.224465Z"}}