{"cve":"CVE-2021-23343","nvd":{"published":"2021-05-04T09:15:07.703","modified":"2026-06-17T03:38:35.530","status":"Modified","description":"All versions of package path-parse are vulnerable to Regular Expression Denial of Service (ReDoS) via splitDeviceRe, splitTailRe, and splitPathRe regular expressions. ReDoS exhibits polynomial worst-case time complexity.","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":[],"references":["https://github.com/jbgutierrez/path-parse/issues/8","https://lists.apache.org/thread.html/r6a32cb3eda3b19096ad48ef1e7aa8f26e005f2f63765abb69ce08b85%40%3Cdev.myfaces.apache.org%3E","https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1279028","https://snyk.io/vuln/SNYK-JS-PATHPARSE-1077067","https://github.com/jbgutierrez/path-parse/issues/8"],"products":["path-parse_project:path-parse"],"source":"nvd","synced_at":"2026-10-19T21:18:09.669877188+00:00"},"epss":{"cve":"CVE-2021-23343","score":0.02218,"percentile":0.82661,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-hj48-42vr-x3v9","url":"https://osv.dev/vulnerability/GHSA-hj48-42vr-x3v9","summary":"Regular Expression Denial of Service in path-parse","modified":"2025-01-14T08:57:22.791123Z","packages":[{"ecosystem":"npm","name":"path-parse","purl":"pkg:npm/path-parse","ranges":["<1.0.7"],"fixed":["1.0.7"]}]}],"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."]}