Linux Distros Unpatched Vulnerability : CVE-2026-14620

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - webpack-dev-server versions 5.2.5 and earlier expose two internal developer endpoints, /webpack-dev- server/open-editor and /webpack-dev-server/invalidate, that...

Malicious Package

Overview webpack-cache-clean is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between that organization and this package...

CVE-2026-14631

A flaw was found in webpack-dev-server. An unauthenticated remote attacker could send a specially crafted HTTP request with a malformed Host header or a WebSocket upgrade with a malformed Origin header. This malformed input causes an uncaught exception, leading to the termination of the Node.js...

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 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 the server to...

@4399ywkf/core (>=5.0.0, <=5.0.32), @all-star/base (>=0.17.0, <=0.18.2) +323 more potentially affected by CVE-2026-14631 via webpack-dev-server (>=5.0.0, <=5.2.5)

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-2026-14631 Source advisory:...

Cross-site Request Forgery (CSRF)

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 Cross-site Request Forgery CSRF via the open-editor and invalidate endpoints. An attacker can open...

Cross-site Request Forgery (CSRF)

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 Cross-site Request Forgery CSRF via the open-editor and invalidate endpoints. An...

@4399ywkf/core (>=5.0.0, <=5.0.32), @all-star/base (>=0.17.0, <=0.18.2) +323 more potentially affected by CVE-2026-14620 via webpack-dev-server (>=5.0.0, <=5.2.5)

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-2026-14620 Source advisory:...

CVE-2026-14631

webpack-dev-server versions 5.2.5 and earlier terminate the whole Node.js process when an unauthenticated peer sends either a normal HTTP request with a malformed Host header or a WebSocket upgrade to the default /ws endpoint with a malformed Origin header. The malformed value causes an uncaught...

CVE-2026-14631

webpack-dev-server versions 5.2.5 and earlier terminate the whole Node.js process when an unauthenticated peer sends either a normal HTTP request with a malformed Host header or a WebSocket upgrade to the default /ws endpoint with a malformed Origin header. The malformed value causes an uncaught...

CVE-2026-14631 webpack-dev-server vulnerable to denial of service via a malformed Host or Origin header

webpack-dev-server versions 5.2.5 and earlier terminate the whole Node.js process when an unauthenticated peer sends either a normal HTTP request with a malformed Host header or a WebSocket upgrade to the default /ws endpoint with a malformed Origin header. The malformed value causes an uncaught...

CVE-2026-14631 webpack-dev-server vulnerable to denial of service via a malformed Host or Origin header

webpack-dev-server versions 5.2.5 and earlier terminate the whole Node.js process when an unauthenticated peer sends either a normal HTTP request with a malformed Host header or a WebSocket upgrade to the default /ws endpoint with a malformed Origin header. The malformed value causes an uncaught...

CVE-2026-14631 webpack-dev-server vulnerable to denial of service via a malformed Host or Origin header

webpack-dev-server versions 5.2.5 and earlier terminate the whole Node.js process when an unauthenticated peer sends either a normal HTTP request with a malformed Host header or a WebSocket upgrade to the default /ws endpoint with a malformed Origin header. The malformed value causes an uncaught...

CVE-2026-14620

webpack-dev-server versions 5.2.5 and earlier expose two internal developer endpoints, /webpack-dev-server/open-editor and /webpack-dev-server/invalidate, that perform state-changing actions on any GET request without verifying that the request originated from the dev server's own page. Any websi...

CVE-2026-14620 webpack-dev-server vulnerable to cross-site request forgery via internal developer endpoints

webpack-dev-server versions 5.2.5 and earlier expose two internal developer endpoints, /webpack-dev-server/open-editor and /webpack-dev-server/invalidate, that perform state-changing actions on any GET request without verifying that the request originated from the dev server's own page. Any websi...

CVE-2026-14620 webpack-dev-server vulnerable to cross-site request forgery via internal developer endpoints

webpack-dev-server versions 5.2.5 and earlier expose two internal developer endpoints, /webpack-dev-server/open-editor and /webpack-dev-server/invalidate, that perform state-changing actions on any GET request without verifying that the request originated from the dev server's own page. Any websi...

CVE-2026-14620

webpack-dev-server versions 5.2.5 and earlier expose two internal developer endpoints, /webpack-dev-server/open-editor and /webpack-dev-server/invalidate, that perform state-changing actions on any GET request without verifying that the request originated from the dev server's own page. Any websi...

CVE-2026-14620

webpack-dev-server prior to 5.2.6 exposes two internal endpoints (/webpack-dev-server/open-editor and /webpack-dev-server/invalidate) that perform state-changing actions on any GET request without origin verification. This enables cross-origin interactions when a user visits any website while the...

CVE-2026-14620 webpack-dev-server vulnerable to cross-site request forgery via internal developer endpoints

webpack-dev-server versions 5.2.5 and earlier expose two internal developer endpoints, /webpack-dev-server/open-editor and /webpack-dev-server/invalidate, that perform state-changing actions on any GET request without verifying that the request originated from the dev server's own page. Any websi...