Vite 8.3.4

Vite 8.3.4. October 8, 2026.

One feature.

import.meta.hot.acceptExports works in bundled dev.

A handful of fixes.

HMR defaults no longer mutate.

Preloads are correct with a non-root base.

Stylesheets in flight are awaited by the preload helper.

CSS from chunks in a cycle is no longer cached.

Imported preprocessors resolve from their file path under lightningcss.

Static aliases match on path boundaries.

A restart requested during a restart is no longer dropped.

The module runner clones fewer call sites.

Update when you can.