nodemailer

10.2.1 · 22 Oct 2026MIT-023.7M / weekRepository Homepage npm Atom feed

Same major only

1 release in betweennotes for 0

Other targets from 4.3.0Newest 4.x4.7.0 Clears its 23 advisories10.1.4 Latest10.2.1

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changes to make: 0
advisories fixed: ?
new: ?
fixes

Counted from 0 of 1 release notes. Advisories are counted from the advisory database, in full.

Security

23 advisories still affect 4.3.1

Nodemailer: CRLF injection in Nodemailer List-* header comments allows arbitrary message header injectionmoderate · GHSA-268h-hp4c-crq3
Nodemailer: Quadratic (O(n^2)) DKIM header unfolding lets a large folded header cause remote denial of service during signingmoderate · GHSA-39m8-27wv-hr27
Command injection in nodemailercritical · GHSA-48ww-j4fc-435p

Upgrading to 10.1.4 clears them.

Upgrade to 4.3.1

npm install nodemailer@4.3.1

What 4.3.1 needs

Reading 4.3.1's manifest…

Check against your package.json

Which of your other dependencies stand in the way of 4.3.1. Read once, not stored.

After upgrading

Run the type checker, the linter and the tests.
Build, and look for new deprecation warnings.
Update peer dependencies the new version asks for.
23 advisories still affect 4.3.1.