{"cve":"CVE-2021-25944","nvd":{"published":"2021-05-25T19:15:07.683","modified":"2026-06-17T03:42:39.233","status":"Modified","description":"Prototype pollution vulnerability in 'deep-defaults' versions 1.0.0 through 1.0.5 allows attacker to cause a denial of service and may lead to remote code execution.","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://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25944","https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25944"],"products":["deep-defaults_project:deep-defaults"],"source":"nvd","synced_at":"2026-10-19T21:18:09.669877188+00:00"},"epss":{"cve":"CVE-2021-25944","score":0.02961,"percentile":0.87211,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-h6xg-rg33-9mf4","url":"https://osv.dev/vulnerability/GHSA-h6xg-rg33-9mf4","summary":"deep-defaults vulnerable to prototype pollution","modified":"2024-04-22T23:44:02.619075Z","packages":[{"ecosystem":"npm","name":"deep-defaults","purl":"pkg:npm/deep-defaults","ranges":[">=1.0.0 <=1.0.5"],"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."]}