HIGH 8.3 NVD
CVE-2026-121425
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.
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.
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-vi
- https://github.com/nodemailer/nodemailer/security/advisories/GHSA-m943-m63m-w62w
This high severity vulnerability with a CVSS score of 8.3 was published on 2026-11-03 via NVD.
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