---
title: Next-Gen WAF agent 4.63.0
summary: null
url: >-
  https://www.fastly.com/documentation/reference/changes/2025/02/ngwaf-agent-4.63.0
---

- Improved CMDEXE detection
- Improved SQLI detection
- Improved TRAVERSAL detection
- Added `read-buffer-size` and `write-buffer-size` reverse proxy configuration options
- Added support for Alpine Linux 3.21
- Upgraded to Golang 1.22.12
- Updated base GeoIP data: February 2025