# Vite v8.3.5 — Release & Upgrade Intelligence
- **Product:** Vite (https://vitejs.dev)
- **Version:** v8.3.5
- **Released:** Oct 21, 2026
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/vite/updates/v8.3.5/

## Executive Summary (TL;DR)
Vite v8.3.5. Source highlight: **build:** handle missing chunk import maps (#23777) (8d7623d)

## Improvements
- **ssr:** extract inline source maps without a regexp (#23775) (6a02780)

## Bug Fixes
- **build:** handle missing chunk import maps (#23777) (8d7623d)
- **build:** include preload dependencies to chunk import map hashing (#23793) (4d16e7c)
- **bundled-dev:** apply `server.origin` to asset URLs (#23683) (52ba877)
- **bundled-dev:** declare utf-8 charset in fallback page (#23846) (197daf6)
- **bundled-dev:** ignore build.chunkImportMap (#23685) (cfe917d)
- **bundled-dev:** include user `import.meta.env.*` defines in the `import.meta.env` object (#23713) (6019aa7)

## Upgrade Command
```bash
npm install --save-dev --save-exact vite@8.3.5
```