CVE-2026-27148 Storybook Dev Server Vulnerable to WebSocket Hijacking

Storybook is a frontend workshop for building user interface components and pages in isolation. Prior to versions 7.6.23, 8.6.17, 9.1.19, and 10.2.10, the WebSocket functionality in Storybook's dev server, used to create and update stories, is vulnerable to WebSocket hijacking. This vulnerability...

CVE-2026-27148

CVE-2026-27148 affects Storybook’s dev server frontend tooling. Prior to versions 7.6.23, 8.6.17, 9.1.19, and 10.2.10, the WebSocket handlers used to create/save stories do not validate origin, allowing WebSocket hijacking. An unauthenticated attacker can send messages to the local dev server, an...

CVE-2026-27148

Storybook is a frontend workshop for building user interface components and pages in isolation. Prior to versions 7.6.23, 8.6.17, 9.1.19, and 10.2.10, the WebSocket functionality in Storybook's dev server, used to create and update stories, is vulnerable to WebSocket hijacking. This vulnerability...

CVE-2026-27148 Storybook Dev Server Vulnerable to WebSocket Hijacking

Storybook is a frontend workshop for building user interface components and pages in isolation. Prior to versions 7.6.23, 8.6.17, 9.1.19, and 10.2.10, the WebSocket functionality in Storybook's dev server, used to create and update stories, is vulnerable to WebSocket hijacking. This vulnerability...

CVE-2026-27148: Improper Neutralization of Special Elements in Output Used by a Downstream Component

Storybook is a frontend workshop for building user interface components and pages in isolation. Prior to versions 7.6.23, 8.6.17, 9.1.19, and 10.2.10, the WebSocket functionality in Storybook's dev server, used to create and update stories, is vulnerable to WebSocket hijacking. This vulnerability...

React Native Community CLI OS Command Injection Vulnerability

React Native Community CLI contains an OS command injection vulnerability which could allow unauthenticated network attackers to send POST requests to the Metro Development Server and run arbitrary executables via a vulnerable endpoint exposed by the server. On Windows, attackers can also execute...

Vite Vitejs Improper Access Control Vulnerability

Vite Vitejs contains an improper access control vulnerability that exposes content of non-allowed files using ?inline&import or ?raw?import. Only apps explicitly exposing the Vite dev server to the network using --host or server.host config option are affected...

CVE-2023-25341

A Directory Traversal vulnerability in ladle dev server 2.5.1 and earlier allows an attacker on the same network to read files accessible to the user via GET requests...

Security Bulletin: IBM Edge Data Collector uses webpack-dev-server - 4.15.2 which is vulnerable to CVE-2025-30360.

Summary IBM Edge Data Collector uses webpack-dev-server - 4.15.2 which is vulnerable to CVE-2025-30360. This bulletin contains information addressing the vulnerability. Vulnerability Details CVEID:CVE-2025-30360 DESCRIPTION: webpack-dev-server allows users to use webpack with a development server...

Security Bulletin: IBM watsonx Orchestrate Developer Edition is vulnerable to Exposed Dangerous Method or Function, Origin Validation Error due to webpack-dev-server

Summary webpack-dev-server is used by IBM watsonx Orchestrate Developer Edition as part of wxo-chat Vulnerability Details CVEID:CVE-2025-30359 DESCRIPTION: webpack-dev-server allows users to use webpack with a development server that provides live reloading. Prior to version 5.2.1,...

ExploitForge

Getting Started with Create React App This project was bootst...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code. This package contains malicious code associated with the Sha1-hulud supply chain attack, and its content was removed from the official package manager. The malware functions as a self-replicating worm capable of...

EUVD-2025-198926

Malicious code in @posthog/web-dev-server npm...

Malicious code in @posthog/web-dev-server (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 0d8d0531931bec7f4add3b4f255b7f6572d28ff3edf2774f7d076fde394eb405 The package @posthog/web-dev-server was found to contain malicious code. Source: google-open-source-security...

Origin Validation Error

@parcel/reporter-dev-server is vulnerable to an Origin Validation Error. The vulnerability is due to the server failing to verify and enforce the Origin header for XMLHttpRequests. An attacker can host a malicious webpage that issues cross-origin XMLHttpRequests to a developer's running dev serve...

CVE-2025-62522

Vite is a frontend tooling framework for JavaScript. In versions from 2.9.18 to before 3.0.0, 3.2.9 to before 4.0.0, 4.5.3 to before 5.0.0, 5.2.6 to before 5.4.21, 6.0.0 to before 6.4.1, 7.0.0 to before 7.0.8, and 7.1.0 to before 7.1.11, files denied by server.fs.deny were sent if the URL ended...

Directory Traversal

Overview org.webjars.npm:vite is a Native-ESM powered web dev build tool Affected versions of this package are vulnerable to Directory Traversal via the server.fs.deny function. An attacker can access restricted files by appending a backslash to the URL when the development server is running on...

CVE-2025-62522

Vite is a frontend tooling framework for JavaScript. In versions from 2.9.18 to before 3.0.0, 3.2.9 to before 4.0.0, 4.5.3 to before 5.0.0, 5.2.6 to before 5.4.21, 6.0.0 to before 6.4.1, 7.0.0 to before 7.0.8, and 7.1.0 to before 7.1.11, files denied by server.fs.deny were sent if the URL ended...

CVE-2025-62522 vite allows server.fs.deny bypass via backslash on Windows

Vite is a frontend tooling framework for JavaScript. In versions from 2.9.18 to before 3.0.0, 3.2.9 to before 4.0.0, 4.5.3 to before 5.0.0, 5.2.6 to before 5.4.21, 6.0.0 to before 6.4.1, 7.0.0 to before 7.0.8, and 7.1.0 to before 7.1.11, files denied by server.fs.deny were sent if the URL ended...

CVE-2025-62522 vite allows server.fs.deny bypass via backslash on Windows

Vite is a frontend tooling framework for JavaScript. In versions from 2.9.18 to before 3.0.0, 3.2.9 to before 4.0.0, 4.5.3 to before 5.0.0, 5.2.6 to before 5.4.21, 6.0.0 to before 6.4.1, 7.0.0 to before 7.0.8, and 7.1.0 to before 7.1.11, files denied by server.fs.deny were sent if the URL ended...