{"cve":"CVE-2021-23507","nvd":{"published":"2022-02-04T20:15:08.467","modified":"2026-06-17T03:38:48.410","status":"Modified","description":"The package object-path-set before 1.0.2 are vulnerable to Prototype Pollution via the setPath method, as it allows an attacker to merge object prototypes into it. *Note:* This vulnerability derives from an incomplete fix in https://security.snyk.io/vuln/SNYK-JS-OBJECTPATHSET-607908","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://github.com/skratchdot/object-path-set/blob/577f5299fed15bb9edd11c940ff3cf0b9f4748d5/index.js%23L8","https://github.com/skratchdot/object-path-set/commit/2d67a714159c4099589b6661fa84e6d2adc31761","https://snyk.io/blog/remediate-javascript-type-confusion-bypassed-input-validation/","https://snyk.io/vuln/SNYK-JS-OBJECTPATHSET-2388576","https://github.com/skratchdot/object-path-set/blob/577f5299fed15bb9edd11c940ff3cf0b9f4748d5/index.js%23L8"],"products":["skratchdot:object-path-set"],"source":"nvd","synced_at":"2026-10-19T21:27:20.926095847+00:00"},"epss":{"cve":"CVE-2021-23507","score":0.02125,"percentile":0.81919,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-h6pr-c536-6rjg","url":"https://osv.dev/vulnerability/GHSA-h6pr-c536-6rjg","summary":"Prototype Pollution in object-path-set","modified":"2026-07-08T06:50:03.258827527Z","packages":[{"ecosystem":"npm","name":"object-path-set","purl":"pkg:npm/object-path-set","ranges":["<1.0.2"],"fixed":["1.0.2"]}]}],"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."]}