npm · registry.npmjs.org

nodemailer

DNS / OAST exfiltration: matched "dns.resolve"

Why PkgRadar flagged 8.0.8

Severity	Signal	Evidence
high	DNS / OAST exfiltration	matched "dns.resolve" · package/lib/mailer/index.js
high	DNS / OAST exfiltration	matched "dns.lookup" · package/lib/shared/index.js

Scanned versions

Version	Verdict	Score	Scanned (UTC)
`9.0.1`	Low risk	0	2026-06-17
`9.0.0`	Low risk	0	2026-06-17
`8.0.11`	Low risk	0	2026-06-10
`8.0.10`	Low risk	0	2026-05-29
`8.0.8`	Review	18	2026-05-26
`8.0.9`	Review	18	2026-05-26

Block this in CI

PkgRadar gates nodemailer (and every other dependency) before it merges. One line in your pipeline:

pkgradar gate --ecosystem npm [email protected]