{"cve":"CVE-2021-3815","nvd":{"published":"2021-12-08T17:15:10.927","modified":"2026-06-17T04:05:49.590","status":"Modified","description":"utils.js is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')","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://github.com/fabiocaccamo/utils.js/commit/102efafb291ce1916985514440d3bf8a6826890a","https://huntr.dev/bounties/20f48c63-f078-4173-bcac-a9f34885f2c0","https://github.com/fabiocaccamo/utils.js/commit/102efafb291ce1916985514440d3bf8a6826890a","https://huntr.dev/bounties/20f48c63-f078-4173-bcac-a9f34885f2c0"],"products":["utils.js_project:utils.js"],"source":"nvd","synced_at":"2026-10-19T21:25:41.256909649+00:00"},"epss":{"cve":"CVE-2021-3815","score":0.00871,"percentile":0.58865,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-3xph-cp8f-2229","url":"https://osv.dev/vulnerability/GHSA-3xph-cp8f-2229","summary":"Prototype Pollution in @fabiocaccamo/utils.js","modified":"2023-11-08T04:06:25.432401Z","packages":[{"ecosystem":"npm","name":"@fabiocaccamo/utils.js","purl":"pkg:npm/%40fabiocaccamo/utils.js","ranges":["<0.17.2"],"fixed":["0.17.2"]}]}],"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."]}