{"cve":"CVE-2020-28268","nvd":{"published":"2020-11-15T23:15:12.967","modified":"2026-06-17T03:10:15.083","status":"Modified","description":"Prototype pollution vulnerability in 'controlled-merge' versions 1.0.0 through 1.2.0 allows attacker to cause a denial of service and may lead to remote code execution.","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-1321"],"references":["https://github.com/hlfshell/controlled-merge/commit/5a4b2e9ffe5a0be7f8843d4ab038599d3ae5f9d4","https://www.whitesourcesoftware.com/vulnerability-database/CVE-2020-28268","https://github.com/hlfshell/controlled-merge/commit/5a4b2e9ffe5a0be7f8843d4ab038599d3ae5f9d4","https://www.whitesourcesoftware.com/vulnerability-database/CVE-2020-28268"],"products":["controlled-merge_project:controlled-merge"],"source":"nvd","synced_at":"2026-10-19T21:11:20.317016139+00:00"},"epss":{"cve":"CVE-2020-28268","score":0.0357,"percentile":0.89362,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-5pg7-v24c-9rp9","url":"https://osv.dev/vulnerability/GHSA-5pg7-v24c-9rp9","summary":"Prototype pollution in controlled-merge","modified":"2023-11-08T04:03:24.404517Z","packages":[{"ecosystem":"npm","name":"controlled-merge","purl":"pkg:npm/controlled-merge","ranges":[">=1.0.0 <1.3.0"],"fixed":["1.3.0"]}]}],"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."]}