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CVE-2026-100702 Details

Description

Nodemailer before 10.0.2 fails to properly flatten deeply nested arrays in recipient fields such as to, cc, and bcc, allowing attackers to cause stack exhaustion. Attackers can supply a deeply nested JSON recipient array that triggers recursive Array.toString() conversion, exhausting the call stack and terminating the Node.js process.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:5.9 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/nodemailer/nodemailer/security/advisories/GHSA-8vvx-rff5-p5rq	[email protected]
https://www.vulncheck.com/advisories/nodemailer-before-10.0.2-stack-exhaustion-via-nested-recipient-arrays	[email protected]

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-674	Uncontrolled Recursion	[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

1 change record found show changes