Changelog

This changelog provides information on changes across the Fastly platform, including to the VCL language, our public API, CLI, the Terraform provider, Terraform provider (beta), Compute Rust SDK, Compute JavaScript SDK, Compute Go SDK, and the Next-Gen WAF.

• June 15, 2026
  APIChanges

  Next-Gen WAF: Added workspace entity IDs

• June 11, 2026
  Next-Gen WAF agentChanges

  Next-Gen WAF agent 4.79.0

• June 4, 2026
  Next-Gen WAF for HAProxyChanges

  Next-Gen WAF for HAProxy 1.5.3

• June 2, 2026
  Next-Gen WAF for NGINX (Lua)Changes

  Next-Gen WAF for NGINX (Lua) 1.7.2

• June 2, 2026
  APIChanges

  Next-Gen WAF: Increased custom signal name character limit

• May 29, 2026
  Next-Gen WAF announcementsAdditions

  New Traefik plugin integration

• May 27, 2026
  Next-Gen WAF announcementsAdditions

  Added virtual patch for CVE-2026-9082 (Unauthenticated SQL Injection in Drupal)

• May 20, 2026
  Next-Gen WAF announcementsAdditions

  Added virtual patch for CVE-2026-42945 (NGINX Rift)

• May 18, 2026
  JavaScript SDKFixes

  JavaScript SDK 3.42.1

• May 18, 2026
  APIChangesRemoves items

  Next-Gen WAF API routes now versioned, legacy Security routes removed