{"cve":"CVE-2020-8237","nvd":{"published":"2020-09-18T21:15:13.093","modified":"2026-06-17T03:26:06.550","status":"Modified","description":"Prototype pollution in json-bigint npm package < 1.0.0 may lead to a denial-of-service (DoS) attack.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-400"],"references":["https://hackerone.com/reports/916430","https://hackerone.com/reports/916430"],"products":["json-bigint_project:json-bigint"],"source":"nvd","synced_at":"2026-10-19T21:09:53.489947993+00:00"},"epss":{"cve":"CVE-2020-8237","score":0.01708,"percentile":0.77322,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-wgfq-7857-4jcc","url":"https://osv.dev/vulnerability/GHSA-wgfq-7857-4jcc","summary":"Uncontrolled Resource Consumption in json-bigint","modified":"2023-11-08T04:04:15.903445Z","packages":[{"ecosystem":"npm","name":"json-bigint","purl":"pkg:npm/json-bigint","ranges":["<1.0.0"],"fixed":["1.0.0"]}]}],"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."]}