CVE-2026-6675 Responsive Blocks <= 2.2.0 - Unauthenticated Open Email Relay via REST API 'email_to' Parameter

The Responsive Blocks – Page Builder for Blocks & Patterns plugin for WordPress is vulnerable to Unauthenticated Open Email Relay in all versions up to, and including, 2.2.0. This is due to insufficient authorization checks and missing server-side validation of the recipient email address supplie...

CVE-2026-6675

The CVE entry maps to a concrete vulnerability in the WordPress Responsive Blocks plugin (versions ≤ 2.2.0). It describes an unauthenticated open email relay via the REST API 'email_to' parameter, enabling abuse of email delivery functions without login. The source does not provide exploit steps ...

CVE-2026-40874: Improper Access Control

mailcow: dockerized is an open source groupware/email suite based on docker. In versions prior to 2026-03b, no administrator verification takes place when deleting Forwarding Hosts with /api/v1/delete/fwdhost. Any authenticated user can call this API. Checks are only applied for edit/add actions,...

MiracleLinux 9 : dotnet8.0-8.0.126-1.el9_7.ML.1 (AXSA:2026-482:07)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-482:07 advisory. dotnet: .NET: Security Bypass and Denial of Service Vulnerability CVE-2026-26171 dotnet: .NET: Denial of Service via stack overflow CVE-2026-32203...

AlmaLinux 8 : .NET 9.0 (ALSA-2026:8475)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:8475 advisory. dotnet: .NET: Security Bypass and Denial of Service Vulnerability CVE-2026-26171 dotnet: .NET: Denial of Service via stack overflow CVE-2026-32203 dotnet:...

RLSA-2026:8471 Important: .NET 10.0 security update

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 10.0.106 and .NET Runtime...

MiracleLinux 9 : nginx:1.26 (AXSA:2026-457:01)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-457:01 advisory. nginx: NGINX: Denial of Service or Code Execution via specially crafted MP4 files CVE-2026-32647 NGINX: NGINX: Denial of Service or file modification...

.NET 8.0 security update

An update is available for dotnet8.0. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list .NET is a managed-software framework. It implements a subset of the .NET...

RLSA-2026:8472 Important: .NET 9.0 security update

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 9.0.116 and .NET Runtime...

.NET 9.0 security update

An update is available for dotnet9.0. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list .NET is a managed-software framework. It implements a subset of the .NET...

RLSA-2026:8467 Important: .NET 10.0 security update

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 10.0.106 and .NET Runtime...

RLSA-2026:8475 Important: .NET 9.0 security update

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 9.0.116 and .NET Runtime...

RLSA-2026:8473 Important: .NET 10.0 security update

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 10.0.106 and .NET Runtime...

RLSA-2026:8468 Important: .NET 8.0 security update

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK SDKVERSION and .NET Runtime...

October CMS Has Stored XSS In Event Log Mail Preview

A stored cross-site scripting XSS vulnerability was identified in the Event Log mail preview feature. When viewing logged mail messages, HTML content was rendered in an iframe without proper sandboxing, allowing JavaScript execution in the viewer's browser context. Impact - Stored XSS via mail...

GHSA-9J88-VVJ5-VHGR MailKit has STARTTLS Response Injection via unflushed stream buffer that enables SASL mechanism downgrade

Summary A STARTTLS Response Injection vulnerability in MailKit allows a Man-in-the-Middle attacker to inject arbitrary protocol responses across the plaintext-to-TLS trust boundary, enabling SASL authentication mechanism downgrade e.g., forcing PLAIN instead of SCRAM-SHA-256. The internal read...

MailKit has STARTTLS Response Injection via unflushed stream buffer that enables SASL mechanism downgrade

Summary A STARTTLS Response Injection vulnerability in MailKit allows a Man-in-the-Middle attacker to inject arbitrary protocol responses across the plaintext-to-TLS trust boundary, enabling SASL authentication mechanism downgrade e.g., forcing PLAIN instead of SCRAM-SHA-256. The internal read...

Improper Encoding or Escaping of Output

Overview pretalx is a Conference organisation: CfPs, scheduling, much more Affected versions of this package are vulnerable to Improper Encoding or Escaping of Output via unescaped user-controlled placeholders in mail templates. An attacker can inject arbitrary HTML content into outgoing emails b...

pretalx mail templates vulnerable to email injection via unescaped user-controlled placeholders

An unauthenticated attacker can send arbitrary HTML-rendered emails from a pretalx instance's configured sender address by embedding malformed HTML or markdown link syntax in a user-controlled template placeholder such as the account display name. The most direct vector is the password-reset flow...

GHSA-JM8C-9F3J-4378 pretalx mail templates vulnerable to email injection via unescaped user-controlled placeholders

An unauthenticated attacker can send arbitrary HTML-rendered emails from a pretalx instance's configured sender address by embedding malformed HTML or markdown link syntax in a user-controlled template placeholder such as the account display name. The most direct vector is the password-reset flow...