CVE-2026-121425

6.5 MEDIUMpublic exploit available

Published 2026-11-03 · Updated 2026-11-03

AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.

NVD description

Nodemailer from 3.0.0 before 10.1.4 contains a parsing flaw in addressparser that ends an RFC 5322 group at a semicolon inside quoted display names or comments. Attackers can submit crafted group addresses that conformant validators approve, redirecting mail to attacker-chosen recipients and bypassing recipient allow lists.

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N

Weaknesses

CWE-20

Public exploit & PoC references

https://github.com/nodemailer/nodemailer/security/advisories/GHSA-m943-m63m-w62w
https://github.com/nodemailer/nodemailer/security/advisories/GHSA-m943-m63m-w62w

All references

https://github.com/nodemailer/nodemailer/security/advisories/GHSA-m943-m63m-w62w
https://www.vulncheck.com/advisories/nodemailer-3.0.0-before-10.1.4-recipient-injection-via-addressparser-group-parsing
https://github.com/nodemailer/nodemailer/security/advisories/GHSA-m943-m63m-w62w

Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.

Related CVEs

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CRITICALCVE-2025-71383
HIGHCVE-2026-100113
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