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We are aware of the recently disclosed PHP2Shell vulnerabilities (CVE-2026-109618 and CVE-2026-109619) and can confirm Filestack is not impacted by these vulnerabilities.

Filestack Technical Glossary

Comprehensive reference for Filestack platform architecture and services

Filestack Deliver

Service

Specialized service for optimized file and image delivery, providing CDN-powered content distribution with automatic optimization.

Delivery Optimization

Filestack Deliver focuses specifically on the fast, secure, and reliable global distribution of assets processed by the platform.

Core Features

  • Fastly CDN integration with global POPs
  • Automatic format optimization
  • Responsive image delivery
  • Custom domain support

Performance Features

  • Edge caching for reduced latency
  • Automatic compression
  • Progressive JPEG generation
  • WebP format support where available

📚 Filestack Documentation

Learn more about Filestack Deliver in the official Filestack documentation:

Related Terms