# Astro astro@6.1.9 — Release & Upgrade Intelligence
- **Product:** Astro (https://astro.build)
- **Version:** astro@6.1.9
- **Released:** Apr 22, 2026
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/astro/updates/astro-6.1.9/

## Executive Summary (TL;DR)
Astro astro@6.1.9. Source highlight: Updates vite, picomatch, and unstorage to latest patch versions

## Bug Fixes
- Updates vite, picomatch, and unstorage to latest patch versions
- Hardens `astro-island` export resolution and hydration error handling for malformed component metadata
- Hardens Astro's error overlay and server logging paths to avoid unsafe HTML insertion and format-string interpolation
- Hardens nested object and package metadata lookups to ignore prototype keys in content handling and project scaffolding
- Fixes an issue where i18n domains would return 404 when `trailingSlash` is set to `never`.
- Updated dependencies \[`99464ed`, `f3485c3`]:

## Upgrade Command
```bash
npm install --save-exact astro@6.1.9
```