vite: `server.fs.deny` bypass on Windows alternate paths

Summary The contents of files that are specified by server.fs.deny can be returned to the browser on Windows. Impact Only apps that match the following conditions are affected: - explicitly exposes the Vite dev server to the network using --host or server.host config option - the sensitive file...

Incorrect Behavior Order: Validate Before Canonicalize

Overview vite is a Native-ESM powered web dev build tool Affected versions of this package are vulnerable to Incorrect Behavior Order: Validate Before Canonicalize through the server.fs.deny component. An attacker can access sensitive files by appending specific query parameters such as ?raw,...

PT-2026-30868

Name of the Vulnerable Software and Affected Versions Vite versions 7.1.0 through 7.3.1 and 8.0.0 through 8.0.4 Description Vite, a frontend tooling framework for JavaScript, allows retrieval of files blocked by server.fs.deny such as .env and .crt files with HTTP 200 responses when specific quer...

CVE-2025-62522 vite allows server.fs.deny bypass via backslash on Windows

Vite is a frontend tooling framework for JavaScript. In versions from 2.9.18 to before 3.0.0, 3.2.9 to before 4.0.0, 4.5.3 to before 5.0.0, 5.2.6 to before 5.4.21, 6.0.0 to before 6.4.1, 7.0.0 to before 7.0.8, and 7.1.0 to before 7.1.11, files denied by server.fs.deny were sent if the URL ended...

Directory Traversal

Overview org.webjars.npm:vite is a Native-ESM powered web dev build tool Affected versions of this package are vulnerable to Directory Traversal through the server.fs.deny configuration due to improper input sanitization. An attacker can bypass server.fs.deny with /. for files under project root...