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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.

SDKs

Filestack SDKs Overview

Below you can find information on our popular File Picker and Image Editor SDKs, as well as our client and server-side APIs. Find information on the different Filestack’s SDKs; Pickers, Transformation UI, Client-side SDKs, and Server-side SDKs, and choose your language of choice to find specific information to get started.

Pickers

Filestack offers customizable file-uploading widgets that easily integrate into front-end applications. Improve the look and performance of your file uploader. For more information on how to get started, select a language of your choice by clicking one of the icons below.

Transformation UI

Filestack offers customizable file transformation widgets that easily integrate into your front-end applications. For more information on how to get started, select a language of your choice by clicking one of the icons below.

Client-Side SDKs

Get programmatic access to Filestack services from client-side applications for an easy file-uploading process. For more information on how to get started, select a language of your choice by clicking one of the icons below.

Server-Side SDKs

Get programmatic access to Filestack services from the server-side applications. For more information on how to get started, select a language of your choice by clicking one of the icons below.