CVE-2026-112949

Vitest is a Vite-native testing framework for JavaScript and TypeScript projects. From 2.1.0-beta.7 until 4.1.12 and 5.0.3, an unauthenticated non-browser WebSocket client that can reach a development server using interceptorPlugin can register a manual mock whose attacker-controlled url...

CVE-2026-112949 Vitest: Code injection via unauthenticated manual mock registration

Vitest is a Vite-native testing framework for JavaScript and TypeScript projects. From 2.1.0-beta.7 until 4.1.12 and 5.0.3, an unauthenticated non-browser WebSocket client that can reach a development server using interceptorPlugin can register a manual mock whose attacker-controlled url...

CVE-2026-112949

The Vitest testing framework for JavaScript and TypeScript projects is vulnerable to code injection in versions 2.1.0-beta.7 through 4.1.12 and 5.0.3 . An unauthenticated non-browser WebSocket client capable of reaching a development server via interceptorPlugin can register a manual mock. Becaus...

Linux Distros Unpatched Vulnerability : CVE-2026-84373

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Vitest is a testing framework powered by Vite. From 2.1.0 until 4.1.11 and 5.0.0-rc.2, the public mockerPlugin and standalone interceptorPlugin exports in...

Directory Traversal

Overview @vitest/mocker is a Vitest module mocker implementation Affected versions of this package are vulnerable to Directory Traversal through the interceptorPlugin redirect-mock handling in packages/mocker/src/node/interceptorPlugin.ts. An attacker can make the plugin register a redirect mock...

CVE-2026-84373

A flaw was found in Vitest, a testing framework. A remote attacker, able to reach an exposed development server, could exploit an issue in the mockerPlugin and interceptorPlugin exports. These plugins register a handler on Vite's unauthenticated HMR WebSocket without properly validating redirect...

CVE-2026-84373

Vitest is a testing framework powered by Vite. From 2.1.0 until 4.1.11 and 5.0.0-rc.2, the public mockerPlugin and standalone interceptorPlugin exports in packages/mocker/src/node/interceptorPlugin.ts register the vitest:interceptor:register handler on Vite's unauthenticated HMR WebSocket without...

CVE-2026-84373: Improper Limitation of a Pathname to a Restricted Directory

Vitest is a testing framework powered by Vite. From 2.1.0 until 4.1.11 and 5.0.0-rc.2, the public mockerPlugin and standalone interceptorPlugin exports in packages/mocker/src/node/interceptorPlugin.ts register the vitest:interceptor:register handler on Vite's unauthenticated HMR WebSocket without...