# Astro astro@5.15.3 — Release & Upgrade Intelligence
- **Product:** Astro (https://astro.build)
- **Version:** astro@5.15.3
- **Released:** Oct 30, 2025
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/astro/updates/astro-5.15.3/

## Executive Summary (TL;DR)
Astro astro@5.15.3. Source highlight: Fixes skew protection support for images and font URLs

## Bug Fixes
- Fixes skew protection support for images and font URLs
- Dynamic optimized images via `/_image` endpoint
- Static optimized image files
- Font preload tags and font requests when using the experimental Fonts API
- Adds the `astro/jsx-dev-runtime` export as an alias for `astro/jsx-runtime`

## Upgrade Command
```bash
npm install --save-exact astro@5.15.3
```