Astro: Remote code execution through AVIF image optimization

Date Sep 8, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product npm · astro
High-risk advisory

Summary

Astro: Remote code execution through AVIF image optimization

Why it matters

GitHub has published a reviewed security advisory for astro. Prioritize it with other application dependency updates.

Operator check

Check whether astro is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.