CVE-2026-34449

CVE-2026-34449 affects SiYuan Desktop prior to 3.6.2. The root cause is a permissive CORS/Private Network policy in the local API (Access-Control-Allow-Origin: * and Access-Control-Allow-Private-Network: true) coupled with an endpoint that can inject JavaScript snippets. An attacker-controlled pa...

CVE-2026-34449 SiYuan: Cross-Origin RCE via Permissive CORS Policy and JavaScript Snippet Injection

SiYuan is a personal knowledge management system. Prior to version 3.6.2, a malicious website can achieve Remote Code Execution RCE on any desktop running SiYuan by exploiting the permissive CORS policy Access-Control-Allow-Origin: + Access-Control-Allow-Private-Network: true to inject a JavaScri...

CVE-2026-34396 AVideo: Stored XSS via Unescaped Plugin Configuration Values in Admin Panel

WWBN AVideo is an open source video platform. In versions 26.0 and prior, the AVideo admin panel renders plugin configuration values in HTML forms without applying htmlspecialchars or any other output encoding. The jsonToFormElements function in admin/functions.php directly interpolates...

CVE-2026-34396

WWBN AVideo (versions 26.0 and earlier) has a stored XSS vulnerability in the admin plugin configuration handling. The jsonToFormElements() function in admin/functions.php directly interpolates user-controlled values into HTML form fields (textarea contents, option elements, and input attributes)...

CVE-2026-32243

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, an attacker with the ability to create shared AI conversations could inject arbitrary HTML and JavaScript via crafted...

CVE-2026-20915

Stored cross-site scripting XSS in Checkmk version 2.5.0 beta before 2.5.0b2 allows authenticated users with permission to create pending changes to inject malicious JavaScript into the Pending Changes sidebar, which will execute in the browsers of other users viewing the sidebar...

UBUNTU-CVE-2026-20915

Stored cross-site scripting XSS in Checkmk version 2.5.0 beta before 2.5.0b2 allows authenticated users with permission to create pending changes to inject malicious JavaScript into the Pending Changes sidebar, which will execute in the browsers of other users viewing the sidebar...

CVE-2026-20915 Stored cross-site scripting in Pending Changes sidebar

Stored cross-site scripting XSS in Checkmk version 2.5.0 beta before 2.5.0b2 allows authenticated users with permission to create pending changes to inject malicious JavaScript into the Pending Changes sidebar, which will execute in the browsers of other users viewing the sidebar...

Checkmk 安全漏洞

Checkmk is an IT monitoring platform developed by Checkmk Corporation. Versions of Checkmk prior to 2.5.0b2 contained security vulnerabilities. These vulnerabilities were caused by stored cross-site scripting, which could allow authenticated users to inject malicious JavaScript into the Pending...

PT-2026-29251

Name of the Vulnerable Software and Affected Versions Checkmk versions prior to 2.5.0b2 Description A stored cross-site scripting issue exists in Checkmk. Authenticated users with permission to create pending changes can inject malicious JavaScript into the Pending Changes sidebar. This injected...

PT-2026-29377

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.6.2 Description A security flaw exists in SiYuan that allows a malicious website to achieve Remote Code Execution RCE on a desktop system running the application. This is possible due to a permissive CORS policy...

CVE-2026-34449: Permissive Cross-domain Policy with Untrusted Domains

SiYuan is a personal knowledge management system. Prior to version 3.6.2, a malicious website can achieve Remote Code Execution RCE on any desktop running SiYuan by exploiting the permissive CORS policy Access-Control-Allow-Origin: + Access-Control-Allow-Private-Network: true to inject a JavaScri...

CVE-2026-32243: Improper Neutralization of Input During Web Page Generation

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, an attacker with the ability to create shared AI conversations could inject arbitrary HTML and JavaScript via crafted...

Discourse 跨站脚本漏洞

Discourse is Discourse open source set of open source community discussion platform. The platform includes features such as community , e-mail and chat rooms . Discourse suffers from a cross-site scripting vulnerability that can be exploited by an attacker to inject arbitrary HTML and JavaScript...

CVE-2026-33941

A flaw was found in Handlebars. The Handlebars command-line interface CLI precompiler concatenates user-controlled strings, such as template file names and CLI options, directly into the generated JavaScript without proper escaping or sanitization. An attacker capable of influencing these inputs...

SUSE CVE-2026-33525

Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on SSO for applications via a web portal. In version 4.39.15, an attacker may potentially be able to inject javascript into the Authelia login page if several conditions are met...

Linux Distros Unpatched Vulnerability : CVE-2026-33941

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Handlebars provides the power necessary to let users build semantic templates. In versions 4.0.0 through 4.7.8, the Handlebars CLI precompiler bin/handlebars /...

CVE-2026-33525

Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on SSO for applications via a web portal. In version 4.39.15, an attacker may potentially be able to inject javascript into the Authelia login page if several conditions are met...

DEBIAN-CVE-2026-33941

Handlebars provides the power necessary to let users build semantic templates. In versions 4.0.0 through 4.7.8, the Handlebars CLI precompiler bin/handlebars / lib/precompiler.js concatenates user-controlled strings — template file names and several CLI options — directly into the JavaScript it...

UBUNTU-CVE-2026-33941

Handlebars provides the power necessary to let users build semantic templates. In versions 4.0.0 through 4.7.8, the Handlebars CLI precompiler bin/handlebars / lib/precompiler.js concatenates user-controlled strings — template file names and several CLI options — directly into the JavaScript it...