{"cve":"CVE-2021-23429","nvd":{"published":"2021-08-24T08:15:21.543","modified":"2026-06-17T03:38:44.837","status":"Modified","description":"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.","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-755"],"references":["https://github.com/stealjs/transpile/blob/56aaeb26f69496e45a60c03dc92653d53021d4ac/main.js%23L53","https://snyk.io/vuln/SNYK-JS-TRANSPILE-1290774","https://github.com/stealjs/transpile/blob/56aaeb26f69496e45a60c03dc92653d53021d4ac/main.js%23L53","https://snyk.io/vuln/SNYK-JS-TRANSPILE-1290774"],"products":["transpile_project:transpile"],"source":"nvd","synced_at":"2026-10-19T21:21:57.125947417+00:00"},"epss":{"cve":"CVE-2021-23429","score":0.01016,"percentile":0.63307,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-7xrj-f5rp-j55h","url":"https://osv.dev/vulnerability/GHSA-7xrj-f5rp-j55h","summary":"Uncontrolled Resource Consumption in transpile","modified":"2026-03-13T21:57:05.064897Z","packages":[{"ecosystem":"npm","name":"transpile","purl":"pkg:npm/transpile","ranges":["<=2.7.2"],"fixed":[]}]}],"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."]}