EUVD-2026-41559

webpack-dev-server vulnerable to denial of service via a malformed Host or Origin header...

The vulnerability of the Vite application development local server relates to incorrect path name restrictions for the directory, allowing attackers to gain unauthorized access to protected information.

The vulnerability of the Vite application development local server is related to an incorrect restriction on the path name to the directory. Exploiting this vulnerability could allow a malicious actor to gain unauthorized access to protected information...

CVE-2026-14620

A flaw was found in webpack-dev-server. This vulnerability allows a remote attacker to exploit exposed internal developer endpoints, /webpack-dev-server/open-editor and /webpack-dev-server/invalidate, through cross-origin requests. By visiting a malicious website while the development server is...

Improper Input Validation

Overview org.webjars.npm:webpack-dev-server is an Uses webpack with a development server that provides live reloading. It should be used for development only. Affected versions of this package are vulnerable to Improper Input Validation through the host-validation process. An attacker can cause t...

PT-2026-55576

Name of the Vulnerable Software and Affected Versions webpack-dev-server versions prior to 5.2.6 Description An unauthenticated peer can cause the Node.js process to terminate, resulting in a denial of service. This occurs when the server receives a normal HTTP request with a malformed Host heade...

CVE-2026-56301

Nuxt 4.0.0 before 4.4.7 and 3.18.0 before 3.21.7, when running the development server nuxt dev on Linux, binds the vite-node IPC server to an abstract-namespace Unix socket without permission restrictions, allowing local users to enumerate and connect. Unprivileged co-resident users can exploit t...

CVE-2026-56301 Nuxt - Arbitrary File Read via World-Connectable vite-node IPC Socket on Linux

Nuxt 4.0.0 before 4.4.7 and 3.18.0 before 3.21.7, when running the development server nuxt dev on Linux, binds the vite-node IPC server to an abstract-namespace Unix socket without permission restrictions, allowing local users to enumerate and connect. Unprivileged co-resident users can exploit t...

CVE-2026-56301 Nuxt - Arbitrary File Read via World-Connectable vite-node IPC Socket on Linux

Nuxt 4.0.0 before 4.4.7 and 3.18.0 before 3.21.7, when running the development server nuxt dev on Linux, binds the vite-node IPC server to an abstract-namespace Unix socket without permission restrictions, allowing local users to enumerate and connect. Unprivileged co-resident users can exploit t...

CVE-2026-56301 Nuxt - Arbitrary File Read via World-Connectable vite-node IPC Socket on Linux

Nuxt 4.0.0 before 4.4.7 and 3.18.0 before 3.21.7, when running the development server nuxt dev on Linux, binds the vite-node IPC server to an abstract-namespace Unix socket without permission restrictions, allowing local users to enumerate and connect. Unprivileged co-resident users can exploit t...

EUVD-2026-38436

Nuxt 4.0.0 before 4.4.7 and 3.18.0 before 3.21.7, when running the development server nuxt dev on Linux, binds the vite-node IPC server to an abstract-namespace Unix socket without permission restrictions, allowing local users to enumerate and connect. Unprivileged co-resident users can exploit t...

PT-2026-51509

Name of the Vulnerable Software and Affected Versions Nuxt versions prior to 4.4.7 Nuxt versions prior to 3.21.7 Description When running the development server on Linux, the vite-node IPC Inter-Process Communication server binds to an abstract-namespace Unix socket without permission restriction...

Nuxt: Dev server discloses project absolute path and persistent workspace UUID via `/.well-known/appspecific/com.chrome.devtools.json`

Summary When running nuxt dev, Nuxt registers an unauthenticated route at /.well-known/appspecific/com.chrome.devtools.json that returns the absolute filesystem path of the project root and a per-project UUID persisted to nodemodules/.cache/nuxt/chrome-workspace.json. The route is enabled by...

CVE-2026-9595 webpack-dev-server vulnerable to HMR WebSocket interception via permissive user proxies

Impact: When a user-configured proxy on webpack-dev-server has a broad context e.g. / and ws: true, it also intercepts the dev server's own HMR WebSocket and forwards it to the proxy target. This leaks the browser's cookies and Origin header to the backend, bypasses the dev server's Host/Origin...

GHSA-G7R4-M6W7-QQQR esbuild allows arbitrary file read when running the development server on Windows

Summary The development server contains a path traversal vulnerability on Windows when serving files from servedir. Due to the use of path.Clean which only normalizes forward-slash / separators instead of a Windows-aware path normalization function, it is possible to craft requests using...

Improper Verification of Source of a Communication Channel

Overview @nuxt/rspack-builder is a rspack bundler for Nuxt Affected versions of this package are vulnerable to Improper Verification of Source of a Communication Channel through the isSameOriginRequest check in the dev-server request handling path. An attacker can send a browser-originated reques...

Missing Authentication for Critical Function

Overview Affected versions of this package are vulnerable to Missing Authentication for Critical Function in the configserver process. An attacker can access and modify sensitive configuration and secret data by sending cross-origin GraphQL requests to the local development server without...

Exposed Dangerous Method or Function

Overview org.webjars.npm:webpack-dev-server is an Uses webpack with a development server that provides live reloading. It should be used for development only. Affected versions of this package are vulnerable to Exposed Dangerous Method or Function in Server.js, when handling non-HTTPS responses. ...

wetfish_pentest

sv Everything you need to build a Svelte project, powered by...

CVE-2026-39365

A flaw was found in Vite. The development server's handling of .map requests contains a path traversal vulnerability. A remote attacker can exploit this by sending a specially crafted request with directory traversal sequences ../ to bypass security restrictions. This allows the attacker to...

CVE-2026-39364

A flaw was found in Vite, a frontend tooling framework for JavaScript. On the Vite development server, a remote attacker could exploit this vulnerability by appending specific query parameters, such as ?raw, to requests. This allows the attacker to bypass security restrictions and retrieve...