CVE-2026-46428 lettre has TLS hostname verification disabled when using Boring TLS backend

lettre is a a mailer library for Rust. Starting in version 0.10.1 and prior to version 0.11.22, an inverted-boolean bug in lettre's boring-tls integration silently disables TLS hostname verification for callers using the default strict configuration. An on-path attacker presenting any chain-valid...

CVE-2026-45713 Mailpit: Unauthenticated remote memory-exhaustion DoS via unlimited SMTP DATA and /api/v1/send body sizes

Mailpit is an email testing tool and API for developers. Prior to version 1.30.0, the Mailpit SMTP server has a Server.MaxSize int field that controls the maximum allowed DATA payload size, but the field is never assigned anywhere outside test code, leaving it at Go's zero value 0 ⇒ "no limit". T...

CVE-2026-45713 Mailpit: Unauthenticated remote memory-exhaustion DoS via unlimited SMTP DATA and /api/v1/send body sizes

Mailpit is an email testing tool and API for developers. Prior to version 1.30.0, the Mailpit SMTP server has a Server.MaxSize int field that controls the maximum allowed DATA payload size, but the field is never assigned anywhere outside test code, leaving it at Go's zero value 0 ⇒ "no limit". T...

CVE-2026-13156

The MailerSend WordPress plugin before 1.0.8 does not perform a nonce check on its configuration-delete action it verifies the manageoptions capability but ignores the nonce, so an attacker can trick a logged-in administrator into visiting a crafted page that wipes the MailerSend WordPress plugin...

CVE-2026-13156 MailerSend - Official SMTP Integration < 1.0.8 - Settings Deletion and Plugin Deactivation via CSRF

The MailerSend WordPress plugin before 1.0.8 does not perform a nonce check on its configuration-delete action it verifies the manageoptions capability but ignores the nonce, so an attacker can trick a logged-in administrator into visiting a crafted page that wipes the MailerSend WordPress plugin...

CVE-2026-13156

The MailerSend WordPress plugin before 1.0.8 does not perform a nonce check on its configuration-delete action it verifies the manageoptions capability but ignores the nonce, so an attacker can trick a logged-in administrator into visiting a crafted page that wipes the MailerSend WordPress plugin...

CVE-2026-13156

The CVE concerns the MailerSend WordPress plugin (before version 1.0.8). The root cause is lack of nonce validation on the configuration-delete action, while a capability check (manage_options) is performed. This CSRF-like flaw enables a logged-in administrator to be tricked into visiting a craft...

CVE-2026-62361 listmonk: SQL Injection in `/api/subscribers/export` bypasses table access control, leaking admin password hashes and SMTP credentials

listmonk is a standalone, self-hosted, newsletter and mailing list manager. Prior to 6.2.0, listmonk’s GET /api/subscribers/export endpoint injects the user-controlled query parameter into QuerySubscribersForExport in internal/core/subscribers.go without calling validateQueryTables, unlike GET...

CVE-2026-62361 listmonk: SQL Injection in `/api/subscribers/export` bypasses table access control, leaking admin password hashes and SMTP credentials

listmonk is a standalone, self-hosted, newsletter and mailing list manager. Prior to 6.2.0, listmonk’s GET /api/subscribers/export endpoint injects the user-controlled query parameter into QuerySubscribersForExport in internal/core/subscribers.go without calling validateQueryTables, unlike GET...

CVE-2026-62361

CVE-2026-62361 affects listmonk prior to version 6.2.0. The vulnerability arises in the GET /api/subscribers/export endpoint, which injects a user-controlled query parameter into QuerySubscribersForExport without calling validateQueryTables, unlike GET /api/subscribers. An authenticated user with...

EUVD-2026-44666

ICU Scandinavia Boomerang is vulnerable to an information disclosure flaw where sensitive credential files are exposed via static HTTP. This allows an unauthenticated remote attacker to retrieve plaintext service account and SMTP credentials by requesting specific XML files from the webroot. This...

CVE-2026-46458 Credential exposure in ICU Scandinavia Boomerang

ICU Scandinavia Boomerang is vulnerable to an information disclosure flaw where sensitive credential files are exposed via static HTTP. This allows an unauthenticated remote attacker to retrieve plaintext service account and SMTP credentials by requesting specific XML files from the webroot. This...

CVE-2026-46458

ICU Scandinavia Boomerang is vulnerable to an information disclosure flaw where sensitive credential files are exposed via static HTTP. This allows an unauthenticated remote attacker to retrieve plaintext service account and SMTP credentials by requesting specific XML files from the webroot. This...

CVE-2026-46458

CVE-2026-46458 affects ICU Scandinavia Boomerang. An information-disclosure flaw allows an unauthenticated attacker to retrieve plaintext credentials by requesting specific XML files from the webroot over static HTTP. The root cause is exposure of sensitive credential files via static HTTP paths....

CVE-2026-45067

The CVE affects Symfony MIME Address: the constructor previously accepted local-parts like "x\r\nBcc: attacker@evil" which could be emitted into message headers and SMTP commands (MAIL FROM/RCPT), enabling CRLF injection. The issue’s root cause is acceptance of line breaks in quoted local-parts; ...

CVE-2026-45067 Symfony: Email Header / SMTP Command Injection via CRLF in Symfony\Component\Mime\Address

Description Symfony\Component\Mime\Address is the value-object every Symfony Mailer address to/cc/bcc/from/reply-to flows through; its constructor is documented as validating the address and throwing on invalid input, so developers treat it as a security boundary. The constructor accepts email...

ROOT-APP-MAVEN-CVE-2025-59419 CVE-2025-59419 in io.root.io.netty:netty-codec-smtp - Patched by Root

Root has patched CVE-2025-59419 in the io.root.io.netty:netty-codec-smtp package for Root:Maven. Multiple fixed versions available...

PYSEC-2026-2338 aiosmtplib vulnerable to SMTP command injection via CR/LF in sender/recipient address

Summary aiosmtplib's SMTP.mail, SMTP.rcpt, SMTP.vrfy and SMTP.expn send the caller-supplied email address to the server without rejecting embedded CR/LF \r\n bytes. An address that contains a CR/LF is written verbatim onto the SMTP control connection, so the bytes after the CRLF are framed by the...

PYSEC-2026-3399 Vantage6: No limit on emails sent for password/MFA reset

Impact Users can reset their MFA token via API routes that send them an email. Currently the number of emails that is sent is not limited. This gives attackers the option to flood someones mailbox with a lot of emails, and would have adverse effects on the SMTP server which may be seen as spam...

PYSEC-2026-2368 Apache Airflow missing Certificate Validation

Apache Airflow SMTP Provider before 1.3.0, Apache Airflow IMAP Provider before 3.3.0, and Apache Airflow before 2.7.0 are affected by the Validation of OpenSSL Certificate vulnerability. The default SSL context with SSL library did not check a server's X.509 certificate. Instead, the code accepte...