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: 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...