{"id":"CVE-2023-39619","aliases":["GHSA-9242-6p36-6256"],"url":"https://o3.security/vulnerability/CVE-2023-39619","summary":"Inefficient Regular Expression Complexity in node-email-check","details":"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":"2023-10-24T00:00:00Z","modified":"2026-08-12T03:51:30.178955491Z","cvss":{"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"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"npm","name":"node-email-check","fixedVersion":null}],"fix":null,"references":[{"type":"WEB","url":"https://gist.github.com/6en6ar/712a4c1eab0324f15e09232c77ea08f8"},{"type":"WEB","url":"https://github.com/teomantuncer/node-email-check/blob/main/main.js%2C"},{"type":"WEB","url":"https://www.npmjs.com/package/node-email-check"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/39xxx/CVE-2023-39619.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-39619"},{"type":"WEB","url":"https://github.com/teomantuncer/node-email-check/issues/2"},{"type":"PACKAGE","url":"https://github.com/teomantuncer/node-email-check"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:30.178955491Z"}}