{"cve":"CVE-2021-23373","nvd":{"published":"2022-07-25T14:15:10.160","modified":"2026-06-17T03:38:38.640","status":"Modified","description":"All versions of package set-deep-prop are vulnerable to Prototype Pollution via the main functionality.","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://security.snyk.io/vuln/SNYK-JS-SETDEEPPROP-1083231","https://security.snyk.io/vuln/SNYK-JS-SETDEEPPROP-1083231"],"products":["set-deep-prop_project:set-deep-prop"],"source":"nvd","synced_at":"2026-10-19T21:33:44.859608815+00:00"},"epss":{"cve":"CVE-2021-23373","score":0.01187,"percentile":0.67892,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-v42q-78w8-8fcc","url":"https://osv.dev/vulnerability/GHSA-v42q-78w8-8fcc","summary":"set-deep-prop Prototype Pollution","modified":"2023-11-08T04:05:05.799295Z","packages":[{"ecosystem":"npm","name":"set-deep-prop","purl":"pkg:npm/set-deep-prop","ranges":["<=1.0.0"],"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."]}