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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

GIF (Graphics Interchange Format)

File Format

Graphics Interchange Format is a bitmap image format supporting both static and animated images, widely used for simple graphics and animations.

Format Limitations

  • 256-color palette limitation
  • Lossless compression
  • Animation support
  • Transparency (single color)

Filestack Processing

  • GIF to modern format conversion
  • Animation frame manipulation
  • Optimization for web delivery
  • Quality improvement through format conversion

Modern Alternatives

  • WebP for animated content
  • MP4 for video-like animations
  • AVIF for static images
  • SVG for simple graphics

📚 Filestack Documentation

Learn more about GIF (Graphics Interchange Format) in the official Filestack documentation:

Related Terms