{"cve":"CVE-2021-23760","nvd":{"published":"2022-01-28T22:15:09.130","modified":"2026-06-17T03:38:52.497","status":"Modified","description":"The package keyget from 0.0.0 are vulnerable to Prototype Pollution via the methods set, push, and at which could allow an attacker to cause a denial of service and may lead to remote code execution. **Note:** This vulnerability derives from an incomplete fix to [CVE-2020-28272](https://security.snyk.io/vuln/SNYK-JS-KEYGET-1048048)","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://snyk.io/vuln/SNYK-JS-KEYGET-2342624","https://snyk.io/vuln/SNYK-JS-KEYGET-2342624"],"products":["keyget_project:keyget"],"source":"nvd","synced_at":"2026-10-19T21:27:20.926095847+00:00"},"epss":{"cve":"CVE-2021-23760","score":0.01678,"percentile":0.76913,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-9fp7-4fjm-q3mf","url":"https://osv.dev/vulnerability/GHSA-9fp7-4fjm-q3mf","summary":"Prototype Pollution in keyget","modified":"2023-11-08T04:05:13.056647Z","packages":[{"ecosystem":"npm","name":"keyget","purl":"pkg:npm/keyget","ranges":["<=2.4.0"],"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."]}