{"id":"EM-20261103-VKUA","url":"https://cyber.eventmonitor.net/incident/EM-20261103-VKUA/","type":"cve","title":"Nodemailer Vulnerability (CVE-2026-121424)","subtitle":"CVE-2026-121424","subject":"CVE-2026-121424","status":"Developing","severity":"high","affected":[],"headline":null,"born":"2026-11-03T15:17:32.883Z","firstSignal":"2026-11-03T14:28:20.000Z","lastSignal":"2026-11-03T15:17:32.883Z","updated":"2026-11-04T14:43:58.877Z","revision":1,"life":[{"status":"Born","at":"2026-11-03T15:17:32.883Z","why":"second independent source: C6 NVD CVE API 2.0"},{"status":"Developing","at":"2026-11-03T15:17:32.883Z","why":"signals keep joining"}],"changeLog":[{"at":"2026-11-03T14:28:20.000Z","what":"First signal: C41 Red Hat Security Data"},{"at":"2026-11-03T15:17:32.883Z","what":"Born: second source, C6 NVD CVE API 2.0. Page EM-20261103-VKUA created."},{"at":"2026-11-03T15:17:32.883Z","what":"Severity raised to High by C6"}],"stages":[{"name":"Disclosed","at":"2026-11-03T15:17:32.883Z","detail":"C6 NVD published"},{"name":"Scored","at":"2026-11-03T15:17:32.883Z","detail":"CVSS 8.3 · EPSS 0.3%"},{"name":"Exploited","at":null,"detail":"No exploitation reported"},{"name":"Advisories","at":null,"detail":"None yet"},{"name":"Vendor Response","at":"2026-11-03T14:28:20.000Z","detail":"C41 published"},{"name":"Resolved","at":null,"detail":"After 14 quiet days"}],"signals":[{"at":"2026-11-03T14:28:20.000Z","source":"C41","sourceName":"Red Hat Security Data","role":"Vendor","severity":2,"title":"Red Hat: CVE-2026-121424 (moderate)","text":"nodemailer: nodemailer: Email redirection via nested comment parsing","url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-121424.json"},{"at":"2026-11-03T15:17:32.883Z","source":"C6","sourceName":"NVD CVE API 2.0","role":"Database","severity":3,"title":"CVE-2026-121424 (CVSS 8.3)","text":"Nodemailer from 3.0.0 before 10.1.4 contains an address parsing vulnerability in addressparser that allows remote attackers to redirect recipients by ending nested RFC 5322 comments at the first closing parenthesis. Attackers can submit addresses whose nested comment hides an attacker address, bypassing conformant validators and recipient allow lists to receive mail or spoof senders in mailparser.","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-121424"}],"crowd":[],"reference":{"nvd":{"published":"2026-11-03T15:17:32.883","score":8.3,"severity":"HIGH","desc":"Nodemailer from 3.0.0 before 10.1.4 contains an address parsing vulnerability in addressparser that allows remote attackers to redirect recipients by ending nested RFC 5322 comments at the first closing parenthesis. Attackers can submit addresses whose nested comment hides an attacker address, bypas","product":"","seen":1793803438877},"kev":null,"epss":{"epss":0.00337,"pct":0.27312,"at":1793803438877},"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}