{"id":"CVE-2020-24939","aliases":["GHSA-7prf-vw4p-qr59"],"url":"https://o3.security/vulnerability/CVE-2020-24939","summary":"Prototype pollution in supermixer","details":"Prototype pollution in Stampit supermixer 1.0.3 allows an attacker to modify the prototype of a base object which can vary in severity depending on the implementation.","published":"2021-06-16T16:15:07.860Z","modified":"2026-07-08T17:56:49.568102Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"epss":{"score":0.01704,"percentile":0.75132,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":2,"affectedPackages":[{"ecosystem":"npm","name":"supermixer","fixedVersion":"1.0.5"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://cwe.mitre.org/data/definitions/1321.html"},{"type":"ADVISORY","url":"https://github.com/stampit-org/supermixer/compare/v1.0.4...v1.0.5"},{"type":"REPORT","url":"https://github.com/stampit-org/supermixer/issues/9"},{"type":"REPORT","url":"https://hackerone.com/reports/959987"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T17:56:49.568102Z"}}