{"cve":"CVE-2020-28283","nvd":{"published":"2020-12-29T18:15:12.933","modified":"2026-06-17T03:10:16.563","status":"Modified","description":"Prototype pollution vulnerability in 'libnested' versions 0.0.0 through 1.5.0 allows an 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":[],"references":["https://github.com/dominictarr/libnested/blob/d028a1b0f2e5f16fc28e568f52b936ae0bca0647/index.js#L27","https://www.whitesourcesoftware.com/vulnerability-database/CVE-2020-28284","https://github.com/dominictarr/libnested/blob/d028a1b0f2e5f16fc28e568f52b936ae0bca0647/index.js#L27","https://www.whitesourcesoftware.com/vulnerability-database/CVE-2020-28284"],"products":["libnested_project:libnested"],"source":"nvd","synced_at":"2026-10-19T21:12:09.559580076+00:00"},"epss":{"cve":"CVE-2020-28283","score":0.03388,"percentile":0.888,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-3r9x-mjrm-2725","url":"https://osv.dev/vulnerability/GHSA-3r9x-mjrm-2725","summary":"Prototype pollution vulnerability in 'libnested'","modified":"2023-11-08T04:03:25.014908Z","packages":[{"ecosystem":"npm","name":"libnested","purl":"pkg:npm/libnested","ranges":[">=0.0.0 <=1.5.0"],"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."]}