{"id":"CVE-2021-23430","aliases":["EUVD-2021-2077","GHSA-hqv3-qq72-78cv"],"status":"published","title":"Directory Traversal","description":"All versions of package startserver are vulnerable to Directory Traversal due to missing sanitization.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01779,"percentile":0.78418,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2021-08-24T07:45:24Z","modified":"2026-06-17T03:38:44Z","affected":[{"source":"ghsa","ecosystem":"npm","package":"startserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.4.1"}]}]},{"source":"osv","ecosystem":"npm","package":"startserver","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"1.4.1"}]}]}],"products":[{"vendor":"startserver_project","product":"startserver"}],"references":[{"url":"https://snyk.io/vuln/SNYK-JS-STARTSERVER-1296388","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","web"]},{"url":"https://github.com/xudafeng/startserver/blob/bef0c4e4d21da42a40ce87cf25fd54ac8d8cb2d8/lib/index.js%23L71","tags":["x_refsource_MISC","x_transferred","Broken Link","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-23430","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-hqv3-qq72-78cv"},{"url":"https://github.com/xudafeng/startserver","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2021-23430","title":"Directory Traversal","description":"All versions of package startserver are vulnerable to Directory Traversal due to missing sanitization.","status":"published","published":"2021-08-24T07:45:24.211Z","modified":"2024-09-17T01:31:45.294Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:33:00.488332Z"}],"euvd":[{"id":"EUVD-2021-2077","description":"All versions of package startserver are vulnerable to Directory Traversal due to missing sanitization.","status":"published","published":"2021-08-24T07:45:24Z","modified":"2024-09-17T01:31:45Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P","level":"high"}],"updated_at":"2026-11-03T00:28:48.901339Z"}],"ghsa":[{"id":"GHSA-hqv3-qq72-78cv","title":"Directory Traversal in startserver","description":"All versions of package startserver are vulnerable to Directory Traversal due to missing sanitization.","status":"published","published":"2021-09-02T17:09:40Z","modified":"2023-02-01T05:06:07Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:36:37.441118Z"}],"nvd":[{"id":"CVE-2021-23430","description":"All versions of package startserver are vulnerable to Directory Traversal due to missing sanitization.","status":"published","published":"2021-08-24T08:15:22.1Z","modified":"2026-06-17T03:38:44.943Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:06:57.318236Z"}],"osv":[{"id":"GHSA-hqv3-qq72-78cv","title":"Directory Traversal in startserver","description":"All versions of package startserver are vulnerable to Directory Traversal due to missing sanitization.","status":"published","published":"2021-09-02T17:09:40Z","modified":"2026-03-13T21:56:24.581512Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T15:46:49.621585Z"}]}}