{"cve":"CVE-2021-23328","nvd":{"published":"2021-01-29T17:15:12.810","modified":"2026-06-17T03:38:33.943","status":"Modified","description":"This affects all versions of package iniparserjs. This vulnerability relates when ini_parser.js is concentrating arrays. Depending on if user input is provided, an attacker can overwrite and pollute the object prototype of a program.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","score":5.6},"cwes":[],"references":["https://snyk.io/vuln/SNYK-JS-INIPARSERJS-1065989","https://www.npmjs.com/package/iniparserjs","https://snyk.io/vuln/SNYK-JS-INIPARSERJS-1065989","https://www.npmjs.com/package/iniparserjs"],"products":["iniparserjs_project:iniparserjs"],"source":"nvd","synced_at":"2026-10-19T21:14:10.479542811+00:00"},"epss":{"cve":"CVE-2021-23328","score":0.00994,"percentile":0.62649,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-2f6g-w5gj-c93h","url":"https://osv.dev/vulnerability/GHSA-2f6g-w5gj-c93h","summary":"Prototype Pollution in iniparserjs","modified":"2023-11-08T04:05:03.654038Z","packages":[{"ecosystem":"npm","name":"iniparserjs","purl":"pkg:npm/iniparserjs","ranges":["<=1.0.4"],"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."]}