CVE-2026-82854: Nodemailer Smtp Size Command Injection

Envelope size is concatenated directly into SMTP command arguments without numeric coercion, which may allow SMTP command injection via CRLF sequences.

Provally CuratedPublic repositoryHighMedium confidenceVerifiedApache-2.0JS
greprules fetch cve-2026-82854-nodemailer-smtp-size-command-injection --engine opengrep

Description

Envelope size is concatenated directly into SMTP command arguments without numeric coercion, which may allow SMTP command injection via CRLF sequences.