{"id":"CVE-2021-23429","aliases":[],"url":"https://o3.security/vulnerability/CVE-2021-23429","summary":"Uncontrolled Resource Consumption in transpile","details":"All versions of package transpile are vulnerable to Denial of Service (DoS) due to a lack of input sanitization or whitelisting, coupled with improper exception handling in the .to() function.","published":"2021-09-02T17:10:42Z","modified":"2026-03-13T21:57:05.064897Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"npm","name":"transpile","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-23429"},{"type":"PACKAGE","url":"https://github.com/stealjs/transpile"},{"type":"WEB","url":"https://github.com/stealjs/transpile/blob/56aaeb26f69496e45a60c03dc92653d53021d4ac/main.js%23L53"},{"type":"WEB","url":"https://snyk.io/vuln/SNYK-JS-TRANSPILE-1290774"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-03-13T21:57:05.064897Z"}}