CVE-2026-4020

The Gravity SMTP plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.1.4. This is due to a REST API endpoint registered at /wp-json/gravitysmtp/v1/tests/mock-data with a permissioncallback that unconditionally returns true, allowing any...

CVE-2026-4020

Gravity SMTP for WordPress versions up to 2.1.4 exposes a REST endpoint at /wp-json/gravitysmtp/v1/tests/mock-data whose permission_callback always returns true, allowing unauthenticated access. When the ?page=gravitysmtp-settings parameter is used, register_connector_data() populates internal da...

WordPress plugin Gravity SMTP 信息泄露漏洞

WordPress and WordPress plugins are both products of the WordPress Foundation. WordPress is a blog platform developed using the PHP language. This platform allows for the creation of personal blog websites on servers based on PHP and MySQL. A WordPress plugin is an application extension. WordPres...

VulnCheck KEV: CVE-2026-4020

The Gravity SMTP plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.1.4. This is due to a REST API endpoint registered at /wp-json/gravitysmtp/v1/tests/mock-data with a permissioncallback that unconditionally returns true, allowing any...

PT-2026-29181

Name of the Vulnerable Software and Affected Versions Gravity SMTP versions prior to 2.1.5 Description An information exposure flaw exists in the Gravity SMTP plugin for WordPress, affecting approximately 100,000 sites. The issue stems from a REST API endpoint registered at...

WordPress Plugin SMTP Mailer Information Disclosure Vulnerability

WordPress is a blogging platform developed using the PHP language. The platform has the ability to set up a personal blog site on a PHP and MySQL based server.WordPress plugin is an application plugin. An information disclosure vulnerability exists in the WordPress plugin SMTP Mailer, which...

CVE-2018-25229 BulletProof FTP Server 2019.0.0.50 Denial of Service via SMTP

BulletProof FTP Server 2019.0.0.50 contains a denial of service vulnerability in the SMTP configuration interface that allows local attackers to crash the application by supplying an oversized string. Attackers can input a buffer of 257 'A' characters in the SMTP Server field and trigger a crash ...

CVE-2018-25229 BulletProof FTP Server 2019.0.0.50 Denial of Service via SMTP

BulletProof FTP Server 2019.0.0.50 contains a denial of service vulnerability in the SMTP configuration interface that allows local attackers to crash the application by supplying an oversized string. Attackers can input a buffer of 257 'A' characters in the SMTP Server field and trigger a crash ...

CVE-2019-25652 UniFi Network Controller Improper Certificate Validation Leading to Credential Theft via MITM

UniFi Network Controller before version 5.10.22 and 5.11.x before 5.11.18 contains an improper certificate verification vulnerability that allows adjacent network attackers to conduct man-in-the-middle attacks by presenting a false SSL certificate during SMTP connections. Attackers can intercept...

CVE-2019-25652 UniFi Network Controller Improper Certificate Validation Leading to Credential Theft via MITM

UniFi Network Controller before version 5.10.22 and 5.11.x before 5.11.18 contains an improper certificate verification vulnerability that allows adjacent network attackers to conduct man-in-the-middle attacks by presenting a false SSL certificate during SMTP connections. Attackers can intercept...

EUVD-2025-209103

Wazuh wazuh-agent and wazuh-manager versions 2.1.0 before 4.8.0 contain multiple shell injection and untrusted search path vulnerabilities that allow attackers to execute arbitrary commands through various components including logcollector configuration, maild SMTP server tags, and Kaspersky AR...

CVE-2025-15616 Wazuh Agent and Manager OS Command Injection and Untrusted Search Path

Wazuh wazuh-agent and wazuh-manager versions 2.1.0 before 4.8.0 contain multiple shell injection and untrusted search path vulnerabilities that allow attackers to execute arbitrary commands through various components including logcollector configuration, maild SMTP server tags, and Kaspersky AR...

BIT-NGINX-GATEWAY-2026-28753 NGINX ngx_mail_proxy_module vulnerability

NGINX Plus and NGINX Open Source have a vulnerability in the ngxmailsmtpmodule module due to the improper handling of CRLF sequences in DNS responses. This allows an attacker-controlled DNS server to inject arbitrary headers into SMTP upstream requests, leading to potential request manipulation...

CRLF Injection

Overview nodemailer is an Easy as cake e-mail sending from your Node.js applications Affected versions of this package are vulnerable to CRLF Injection via the envelope.size parameter in the sendMail function. An attacker can inject arbitrary SMTP commands by supplying CRLF characters in the size...

GHSA-C7W3-X93F-QMM8 Nodemailer has SMTP command injection due to unsanitized `envelope.size` parameter

Summary When a custom envelope object is passed to sendMail with a size property containing CRLF characters \r\n, the value is concatenated directly into the SMTP MAIL FROM command without sanitization. This allows injection of arbitrary SMTP commands, including RCPT TO — silently adding...

CVE-2026-32519

Incorrect Privilege Assignment vulnerability in Bit Apps Bit SMTP bit-smtp allows Privilege Escalation.This issue affects Bit SMTP: from n/a through = 1.2.2...

CVE-2026-4215

A security flaw has been discovered in FlowCI flow-core-x up to 1.23.01. The impacted element is the function Save of the file core/src/main/java/com/flowci/core/config/service/ConfigServiceImpl.java of the component SMTP Host Handler. The manipulation results in server-side request forgery. The...

CVE-2026-25529

Postal is an open source SMTP server. Postal versions less than 3.3.5 had a HTML injection vulnerability that allowed unescaped data to be included in the admin interface. The primary way for unescaped data to be added is via the API's "send/raw" method. This could allow arbitrary HTML to be...

CVE-2026-3090

The Post SMTP – Complete Email Deliverability and SMTP Solution with Email Logs, Alerts, Backup SMTP & Mobile App plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘eventtype’ parameter in all versions up to, and including, 3.8.0 due to insufficient input sanitization and...

EUVD-2026-15882

Incorrect Privilege Assignment vulnerability in Bit Apps Bit SMTP bit-smtp allows Privilege Escalation.This issue affects Bit SMTP: from n/a through = 1.2.2...