PT-2026-41303 · Npm · Smtp Server

CVE-2026-38728

Published

2026-05-15

Updated

2026-05-18

CVSS v4.0

8.7

High

Vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions Nodemailer smtp server versions prior to 3.18.3

Description A remote attacker can cause a denial of service through the SMTPStream. write function within the lib/smtp-stream.js component.

Recommendations Update to version 3.18.3 or later.

Exploit

Fix

DoS

Resource Exhaustion

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CVE-2026-38728

GHSA-FV2F-RW9F-V9CM

Smtp Server