CVE-2026-73570

CVE-2026-73570 PoC - SMTP Command Injection Tester A custom, low-level Python proof-of-concept PoC script for testing SMTP command injection vulnerabilities CVE-2026-73570. This tool sends a malformed RCPT TO address containing shell-style command substitution e.g., $command to determine if the...

zimbra-cve-2026-73570-ir

Zimbra CVE-2026-73570 Community IR Toolkit Detection-first, evidence-preserving incident-response helpers for Zimbra administrators investigating suspected exploitation of CVE-2026-73570. !CAUTION This is an independent community project, not a vendor compromise oracle. The checker is read-only a...

Mailpit: SMTP command parser buffers unbounded command lines before syntax rejection

Summary Mailpit's SMTP server reads each command line with an unbounded bufio.Reader.ReadString'\n' before parsing the command or enforcing any protocol length limit. A remote SMTP client can send an oversized single command line and force Mailpit to allocate attacker-controlled memory before the...

CVE-2026-73570

CVE-2026-73570 PoC - Probador de Inyección de Comandos SMTP Un script personalizado de prueba de concepto PoC en Python de bajo nivel para probar vulnerabilidades de inyección de comandos SMTP CVE-2026-73570. Esta herramienta envía una dirección RCPT TO malformada que contiene sustitución de...

CVE-2026-82853

Nodemailer versions before 8.0.5 contain an SMTP command injection vulnerability in the transport name option used in EHLO/HELO commands. The name parameter is concatenated directly into SMTP commands without sanitizing carriage return and line feed characters, allowing attackers to inject...

UBUNTU-CVE-2026-82854

Nodemailer before 8.0.4 is vulnerable to SMTP command injection through the unsanitized envelope.size parameter. When an application passes a custom envelope object with a size property containing CRLF characters to sendMail, the value is concatenated into the SMTP MAIL FROM command as SIZE=...

CVE-2026-82854

Nodemailer before 8.0.4 is vulnerable to SMTP command injection through the unsanitized envelope.size parameter. When an application passes a custom envelope object with a size property containing CRLF characters to sendMail, the value is concatenated into the SMTP MAIL FROM command as SIZE=...

CVE-2026-82853

Nodemailer versions before 8.0.5 contain an SMTP command injection vulnerability in the transport name option used in EHLO/HELO commands. The name parameter is concatenated directly into SMTP commands without sanitizing carriage return and line feed characters, allowing attackers to inject...

UBUNTU-CVE-2026-82853

Nodemailer versions before 8.0.5 contain an SMTP command injection vulnerability in the transport name option used in EHLO/HELO commands. The name parameter is concatenated directly into SMTP commands without sanitizing carriage return and line feed characters, allowing attackers to inject...

CVE-2026-82854 Nodemailer before 8.0.3 SMTP Command Injection via envelope.size

Nodemailer before 8.0.4 is vulnerable to SMTP command injection through the unsanitized envelope.size parameter. When an application passes a custom envelope object with a size property containing CRLF characters to sendMail, the value is concatenated into the SMTP MAIL FROM command as SIZE=...

CVE-2026-82854

Nodemailer before 8.0.4 is vulnerable to SMTP command injection through the unsanitized envelope.size parameter. When an application passes a custom envelope object with a size property containing CRLF characters to sendMail(), the value is concatenated into the MAIL FROM command without sanitiza...

EUVD-2026-68442

Nodemailer before 8.0.4 is vulnerable to SMTP command injection through the unsanitized envelope.size parameter. When an application passes a custom envelope object with a size property containing CRLF characters to sendMail, the value is concatenated into the SMTP MAIL FROM command as SIZE=...

CVE-2026-82854 Nodemailer before 8.0.3 SMTP Command Injection via envelope.size

Nodemailer before 8.0.4 is vulnerable to SMTP command injection through the unsanitized envelope.size parameter. When an application passes a custom envelope object with a size property containing CRLF characters to sendMail, the value is concatenated into the SMTP MAIL FROM command as SIZE=...

EUVD-2026-68441

Nodemailer versions before 8.0.5 contain an SMTP command injection vulnerability in the transport name option used in EHLO/HELO commands. The name parameter is concatenated directly into SMTP commands without sanitizing carriage return and line feed characters, allowing attackers to inject...

CVE-2026-82853 Nodemailer before 8.0.5 SMTP Command Injection via CRLF

Nodemailer versions before 8.0.5 contain an SMTP command injection vulnerability in the transport name option used in EHLO/HELO commands. The name parameter is concatenated directly into SMTP commands without sanitizing carriage return and line feed characters, allowing attackers to inject...

CVE-2026-82853

Nodemailer versions before 8.0.5 contain an SMTP command injection vulnerability in the transport name option used in EHLO/HELO commands. The name parameter is concatenated directly into SMTP commands without sanitizing carriage return and line feed characters, allowing attackers to inject...

CVE-2026-82853

Nodemailer versions before 8.0.5 contain an SMTP command injection vulnerability in the transport name option used in EHLO/HELO commands. The name parameter is concatenated directly into SMTP commands without sanitizing carriage return and line feed (CRLF) characters, enabling attackers with elev...

CVE-2026-82853 Nodemailer before 8.0.5 SMTP Command Injection via CRLF

Nodemailer versions before 8.0.5 contain an SMTP command injection vulnerability in the transport name option used in EHLO/HELO commands. The name parameter is concatenated directly into SMTP commands without sanitizing carriage return and line feed characters, allowing attackers to inject...

Linux Distros Unpatched Vulnerability : CVE-2026-82853

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Nodemailer versions before 8.0.5 contain an SMTP command injection vulnerability in the transport name option used in EHLO/HELO commands. The name parameter is...

DEBIAN-CVE-2026-53533

aiosmtplib is an asynchronous SMTP client for use with asyncio. Prior to 5.1.1, SMTP.mail, SMTP.rcpt, SMTP.vrfy, and SMTP.expn send caller-supplied addresses without rejecting embedded CR or LF bytes. Data after the line break is framed as additional standalone SMTP command lines, allowing an...