{"id":"CVE-2021-25946","aliases":["GHSA-hx7j-43w2-7rj7"],"url":"https://o3.security/vulnerability/CVE-2021-25946","summary":"Prototype pollution in nconf-toml","details":"Prototype pollution vulnerability in `nconf-toml` versions 0.0.1 through 0.0.2 allows an attacker to cause a denial of service and may lead to remote code execution.","published":"2021-05-25T19:15:07.710Z","modified":"2026-07-08T21:27:10.370774Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"npm","name":"nconf-toml","fixedVersion":null}],"fix":null,"references":[{"type":"EVIDENCE","url":"https://github.com/RobLoach/nconf-toml/blob/8ade08cd1cfb9691ab7cc5c3514cc05c5085918f/index.js#L8"},{"type":"EVIDENCE","url":"https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25946"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T21:27:10.370774Z"}}