{"id":"CVE-2023-26121","aliases":["GHSA-hcg3-56jf-x4vh"],"url":"https://o3.security/vulnerability/CVE-2023-26121","summary":"safe-eval vulnerable to Prototype Pollution via the safeEval function","details":"All versions of the package safe-eval are vulnerable to Prototype Pollution via the safeEval function, due to improper sanitization of its parameter content.","published":"2023-04-11T05:00:01.308Z","modified":"2026-07-15T01:49:05.346505717Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P"},"epss":null,"cisaKev":null,"exploitsKnown":3,"affectedPackages":[{"ecosystem":"npm","name":"safe-eval","fixedVersion":null}],"fix":null,"references":[{"type":"WEB","url":"https://gist.github.com/seongil-wi/9d9fc0cc5b7b130419cd45827e59c4f9"},{"type":"WEB","url":"https://security.snyk.io/vuln/SNYK-JS-SAFEEVAL-3373062"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/26xxx/CVE-2023-26121.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-26121"},{"type":"REPORT","url":"https://github.com/hacksparrow/safe-eval/issues/28"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-15T01:49:05.346505717Z"}}