Change8

miniflare@4.20260617.0

📦 cloudflare-workersView on GitHub →
🐛 2 fixes🔧 4 symbols

Summary

This patch release updates several core dependencies including undici, ws (to fix a high-severity DoS vulnerability), and esbuild, alongside a minor update to workerd.

🐛 Bug Fixes

  • Fixed a remote memory-exhaustion DoS vulnerability in `ws` (GHSA-96hv-2xvq-fx4p / CVE-2026-48779) by bumping `ws` to 8.21.0.
  • Included several bug fixes from esbuild versions 0.27.3 through 0.28.1 via esbuild bump to 0.28.1.

Affected Symbols