{"cve":"CVE-2020-7718","nvd":{"published":"2020-09-01T10:15:10.497","modified":"2026-06-17T03:25:19.437","status":"Modified","description":"All versions of package gammautils are vulnerable to Prototype Pollution via the deepSet and deepMerge functions.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-1321"],"references":["https://snyk.io/vuln/SNYK-JS-GAMMAUTILS-598670","https://snyk.io/vuln/SNYK-JS-GAMMAUTILS-598670"],"products":["gammautils_project:gammautils"],"source":"nvd","synced_at":"2026-10-19T21:09:20.498348299+00:00"},"epss":{"cve":"CVE-2020-7718","score":0.01916,"percentile":0.79858,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-pgmg-gf5p-54j8","url":"https://osv.dev/vulnerability/GHSA-pgmg-gf5p-54j8","summary":"Prototype Pollution in gammautils","modified":"2023-11-08T04:04:06.659092Z","packages":[{"ecosystem":"npm","name":"gammautils","purl":"pkg:npm/gammautils","ranges":["<=0.0.81"],"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."]}