CVE-2026-38728

HIGH EPSS 42.6%
Published May 15, 20261mo ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
High
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Published May 15, 2026 1mo ago
Last Modified Jun 17, 2026 2w ago

Description

An issue in Nodemailer smtp_server before v.3.18.3 allows a remote attacker to cause a denial of service via the SMTPStream._write, lib/smtp-stream.js components

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
42.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-400 Uncontrolled Resource Consumption Resource Mgmt

References 3

  • bytecreator.dev https://bytecreator.dev/blog/CVE-2026-38728
  • github.com https://github.com/nodemailer/smtp-server
  • github.com https://github.com/nodemailer/smtp-server/releases/tag/v3.18.3

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.