Astro Release Notes

Astro framework updates

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Last checked 12 Oct 2026, 18:05 GMT+2

Latest updates

Summary generated 7 Oct 2026.

The @astrojs/vercel adapter now correctly handles middleware rewrites that previously returned 404s.
The @astrojs/node adapter validates the Host header against security.allowedDomains.
@astrojs/mdx, @astrojs/markdoc, and @astrojs/markdown-remark now support YAML parsing with timestamp and merge key support.

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