GHSA-RQ7W-G337-39QQ 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...

@4399ywkf/core (>=5.0.0, <=5.0.32), @all-star/base (>=0.17.0, <=0.18.2) +323 more potentially affected by CVE-2026-9595 via webpack-dev-server (>=5.0.0, <=5.2.4)

webpack-dev-server NPM version =5.0.0, =5.0.0, =0.17.0, =0.17.0, =0.17.0, =8.0.0-next.2, =18.0.0-beta.3, =18.0.0-beta.3, =18.2.6-RC-1, =18.0.0, =18.0.0-next.0, =0.7.7, =1.0.5-beta.4, =1.0.1-beta.1, =0.18.3, =0.0.1, =0.3.2 and more Source cves: CVE-2026-9595 Source advisory:...

Unintended Proxy or Intermediary ('Confused Deputy')

Overview 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 Unintended Proxy or Intermediary 'Confused Deputy' via permissive user proxy configurations that inclu...

Unintended Proxy or Intermediary ('Confused Deputy')

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 Unintended Proxy or Intermediary 'Confused Deputy' via permissive user proxy...

@1771technologies/oneplay (>=0.0.1, <=0.0.6), @aicblock/cli (>=1.0.0, <=1.0.1) +239 more potentially affected by CVE-2026-53571 via vite (>=6.0.0, <=6.4.2)

vite NPM version =6.0.0, =0.0.1, =1.0.0, =1.0.0, =0.2.0, =4.25.19-patch.2, =19.0.0-beta.0, =19.0.0-beta.0, =19.1.0-next.0, =19.1.0-next.0, =6.0.0-beta.1, =6.0.0 and more Source cves: CVE-2026-53571 Source advisory: SNYK:JS-VITE-17353904...

CVE-2026-9595

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...

UBUNTU-CVE-2026-9595

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...

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...

CVE-2026-9595

The CVE affects webpack-dev-server where a user-configured proxy with a broad context (e.g., /) and ws: true intercepts the dev server’s HMR WebSocket, forwarding it to the proxy target. This can leak cookies and Origin headers to the backend, bypass Host/Origin validation, and corrupt the HMR so...

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...

PT-2026-49244

Name of the Vulnerable Software and Affected Versions webpack-dev-server versions prior to 5.2.5 Description A permissive user-configured proxy with a broad context e.g., '/' and ws: true intercepts the development server's own Hot Module Replacement HMR WebSocket and forwards it to the proxy...

CVE-2026-9595: Origin Validation Error

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...

PT-2026-52658

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 node modules/.cache/nuxt/chrome-workspace.json. The route is enabled by...

UNIX Symbolic Link (Symlink) Following

Overview github.com/opencontainers/runc/libcontainer is a package for a modern container runtime. Affected versions of this package are vulnerable to UNIX Symbolic Link Symlink Following in setupPtmx and setupDevSymlinks, which enable file deletion via calls to os.Remove and os.Symlink. An attack...

CVE-2026-49993

Nuxt is an open-source web development framework for Vue.js. In @nuxt/rspack-builder and @nuxt/webpack-builder from versions 3.15.4 to before 3.21.7 and 4.0.0 to before 4.4.7, there is an incomplete fix for GHSA-6m52-m754-pw2g. Source code may still be stolen during dev when using the webpack /...

CVE-2026-45670

Nuxt is an open-source web development framework for Vue.js. In @nuxt/rspack-builder and @nuxt/webpack-builder versions 3.15.4 to before 3.21.6, and 4.0.0-alpha.1 to before 4.4.6, there is an incomplete fix for GHSA-4gf7-ff8x-hq99. Source code may be stolen during dev when using the webpack /...

Improper Verification of Source of a Communication Channel

Overview @nuxt/webpack-builder is a Webpack 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...

CVE-2026-49993 @nuxt/webpack-builder and @nuxt/rspack-builder dev server same-origin check bypassed when Sec-Fetch-Site, Origin, and Referer are all absent (incomplete fix for GHSA-6m52-m754-pw2g)

Nuxt is an open-source web development framework for Vue.js. In @nuxt/rspack-builder and @nuxt/webpack-builder from versions 3.15.4 to before 3.21.7 and 4.0.0 to before 4.4.7, there is an incomplete fix for GHSA-6m52-m754-pw2g. Source code may still be stolen during dev when using the webpack /...

CVE-2026-49993

Nuxt (Vue.js) users using the @nuxt/rspack-builder and @nuxt/webpack-builder are affected. The CVE concerns an incomplete fix for GHSA-6m52-m754-pw2g in versions 3.15.4–3.21.6 and 4.0.0–4.4.6, where the dev server could leak source code if bound to a non-loopback address and a malicious site is o...

CVE-2026-49993 @nuxt/webpack-builder and @nuxt/rspack-builder dev server same-origin check bypassed when Sec-Fetch-Site, Origin, and Referer are all absent (incomplete fix for GHSA-6m52-m754-pw2g)

Nuxt is an open-source web development framework for Vue.js. In @nuxt/rspack-builder and @nuxt/webpack-builder from versions 3.15.4 to before 3.21.7 and 4.0.0 to before 4.4.7, there is an incomplete fix for GHSA-6m52-m754-pw2g. Source code may still be stolen during dev when using the webpack /...