{"id":"EM-20261103-5XKE","url":"https://cyber.eventmonitor.net/incident/EM-20261103-5XKE/","type":"cve","title":"Nodemailer Vulnerability (CVE-2026-121426)","subtitle":"CVE-2026-121426","subject":"CVE-2026-121426","status":"Developing","severity":"high","affected":[],"headline":null,"born":"2026-11-03T15:17:33.213Z","firstSignal":"2026-11-03T14:28:21.000Z","lastSignal":"2026-11-03T15:17:33.213Z","updated":"2026-11-04T14:43:58.877Z","revision":1,"life":[{"status":"Born","at":"2026-11-03T15:17:33.213Z","why":"second independent source: C6 NVD CVE API 2.0"},{"status":"Developing","at":"2026-11-03T15:17:33.213Z","why":"signals keep joining"}],"changeLog":[{"at":"2026-11-03T14:28:21.000Z","what":"First signal: C41 Red Hat Security Data"},{"at":"2026-11-03T15:17:33.213Z","what":"Born: second source, C6 NVD CVE API 2.0. Page EM-20261103-5XKE created."},{"at":"2026-11-03T15:17:33.213Z","what":"Severity raised to High by C6"}],"stages":[{"name":"Disclosed","at":"2026-11-03T15:17:33.213Z","detail":"C6 NVD published"},{"name":"Scored","at":"2026-11-03T15:17:33.213Z","detail":"CVSS 8.3 · EPSS 0.2%"},{"name":"Exploited","at":null,"detail":"No exploitation reported"},{"name":"Advisories","at":null,"detail":"None yet"},{"name":"Vendor Response","at":"2026-11-03T14:28:21.000Z","detail":"C41 published"},{"name":"Resolved","at":null,"detail":"After 14 quiet days"}],"signals":[{"at":"2026-11-03T14:28:21.000Z","source":"C41","sourceName":"Red Hat Security Data","role":"Vendor","severity":2,"title":"Red Hat: CVE-2026-121426 (moderate)","text":"nodemailer: Nodemailer: Information disclosure via recipient address parsing flaw","url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-121426.json"},{"at":"2026-11-03T15:17:33.213Z","source":"C6","sourceName":"NVD CVE API 2.0","role":"Database","severity":3,"title":"CVE-2026-121426 (CVSS 8.3)","text":"Nodemailer from 3.0.0 before 10.1.4 contains an address parsing vulnerability in addressparser that ends an angle-addr at a '>' inside a quoted local part, comment or domain literal. Attackers can submit addresses that validate as an allowed domain but are delivered to an attacker-controlled domain, bypassing recipient allow lists and disclosing message content.","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-121426"}],"crowd":[],"reference":{"nvd":{"published":"2026-11-03T15:17:33.213","score":8.3,"severity":"HIGH","desc":"Nodemailer from 3.0.0 before 10.1.4 contains an address parsing vulnerability in addressparser that ends an angle-addr at a '>' inside a quoted local part, comment or domain literal. Attackers can submit addresses that validate as an allowed domain but are delivered to an attacker-controlled domain,","product":"","seen":1793803438877},"kev":null,"epss":{"epss":0.00221,"pct":0.1282,"at":1793803438877},"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}