PHP Vulnerability Responses by Company

Clerk, Inc.

Global cloud / infrastructure
Aliases / services
Clerk / Clerk, Inc. / Clerk PHP SDK / clerkinc/backend-php
Official website
https://clerk.com/
Sources identifying the operating company

Each response applies only to its stated service scope. “Not listed” does not mean unpatched or unaffected.

Response status by service

Clerk PHP Backend SDK

Response status
Not listed
Response information checked
2026-10-28

Current re-audit: Official sources searched; no response found · Research date: 2026-10-28

The official SDK directory links to the PHP SDK. Its repository documents installing clerkinc/backend-php with Composer and authenticating requests. Platform impact and PHP2Shell remediation are unconfirmed.

Scope: Evidence covers the customer-side PHP SDK, not Clerk platform PHP usage, non-impact or completed incident remediation.

What users should do

Check installed SDK dependencies and test authentication/API integration in a staging environment. Ask the server administrator to verify PHP runtime patches.

Official service URL

Source URLs

  1. Official SDK directory and PHP linkhttps://clerk.com/docs/reference/overviewService and operation documentation
  2. Official Clerk PHP SDK repositoryhttps://github.com/clerk/clerk-sdk-phpService and operation documentation
  3. Service operating entityhttps://clerk.com/legal/standard-termsService and operation documentation
Related official sources
  1. Official SDK directory and PHP linkOfficial information directoryClerk links to its official PHP SDK.
  2. Official Clerk PHP SDK repositoryOfficial information directoryDocuments Composer installation and Backend API/request authentication.
  3. Service operating entityOfficial information directoryIdentifies Clerk, Inc. as service provider.

Comments