{"id":"GHSA-jxg6-fhwc-9v9c","summary":"Regular Expression Denial of Service (ReDoS) in es6-crawler-detect","details":"This affects the package es6-crawler-detect before 3.1.3. No limitation of user agent string length supplied to regex operators.","aliases":["CVE-2020-28501"],"modified":"2026-03-13T22:11:35.700627Z","published":"2021-04-13T15:19:39Z","database_specific":{"github_reviewed":true,"github_reviewed_at":"2021-03-23T19:29:27Z","nvd_published_at":"2021-03-22T12:15:00Z","cwe_ids":["CWE-400"],"severity":"MODERATE"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-28501"},{"type":"WEB","url":"https://github.com/JefferyHus/es6-crawler-detect/pull/27"},{"type":"WEB","url":"https://snyk.io/vuln/SNYK-JS-ES6CRAWLERDETECT-1051529"}],"affected":[{"package":{"name":"es6-crawler-detect","ecosystem":"npm","purl":"pkg:npm/es6-crawler-detect"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.1.3"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/04/GHSA-jxg6-fhwc-9v9c/GHSA-jxg6-fhwc-9v9c.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}]}