{"id":"CVE-2023-39619","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-39619","generatedAt":"2026-10-28T01:10:35.209Z","title":"ReDos in NPMJS Node Email Check v.1.0.4 allows an attacker to cause a denial of service via a crafted string to the scpSyntax component.","description":"ReDos in NPMJS Node Email Check v.1.0.4 allows an attacker to cause a denial of service via a crafted string to the scpSyntax component.","published":"2023-10-25T18:17:29.000Z","lastModified":"2026-06-17T06:12:38.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-1333"],"affected":["teomantuncer/node email check"],"epss":{"score":0.01327,"percentile":0.70795,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.33%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://gist.github.com/6en6ar/712a4c1eab0324f15e09232c77ea08f8","tags":["Exploit"],"source":"cve@mitre.org"},{"url":"https://github.com/teomantuncer/node-email-check/blob/main/main.js%2C","source":"cve@mitre.org"},{"url":"https://www.npmjs.com/package/node-email-check","tags":["Product"],"source":"cve@mitre.org"},{"url":"https://gist.github.com/6en6ar/712a4c1eab0324f15e09232c77ea08f8","tags":["Exploit"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/teomantuncer/node-email-check/blob/main/main.js%2C","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.npmjs.com/package/node-email-check","tags":["Product"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-39619","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}