{"cve":"CVE-2020-7644","nvd":{"published":"2020-04-28T19:15:12.423","modified":"2026-06-17T03:25:10.313","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.1},"cwes":["CWE-1321"],"references":["https://github.com/nathan7/fun-map/blob/master/index.js#L137%2C","https://snyk.io/vuln/SNYK-JS-FUNMAP-564436","https://github.com/nathan7/fun-map/blob/master/index.js#L137%2C","https://snyk.io/vuln/SNYK-JS-FUNMAP-564436"],"products":["fun-map_project:fun-map"],"source":"nvd","synced_at":"2026-10-19T21:04:18.695612450+00:00"},"epss":{"cve":"CVE-2020-7644","score":0.01216,"percentile":0.686,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-p33m-7w7f-gmj8","url":"https://osv.dev/vulnerability/GHSA-p33m-7w7f-gmj8","summary":"Uncontrolled Resource Consumption in fun-map","modified":"2026-09-10T03:49:10.383934508Z","packages":[{"ecosystem":"npm","name":"fun-map","purl":"pkg:npm/fun-map","ranges":["<=3.3.1"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}