PHP Vulnerability Responses by Company

T4 Communications UK Limited

Global cloud / infrastructure
Aliases / services
RightCheck / T4 Communications UK Limited / T4Connex / MyRightcheck
Official website
https://rightcheck.io/
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

Listed services and systems

Response status
Own applications and APIs unaffected
Response information checked
2026-10-27 Rechecked: 2026-10-27

UK right-to-work and identity checking service.

On 22 October, confirmed that its candidate apps, HR portal, APIs and integrations use no PHP. Checks with external data providers and hosting suppliers were still separate ongoing work.

What users should do

No RightCheck update is required. Request formal confirmation for audit records from the account manager.

Official service URL

Source URLs

  1. PHP2Shell response and scopehttps://rightcheck.instatus.com/cmvjjps7e01j613o0wkmjhqbbResponse evidence
  2. Operating entityhttps://rightcheck.io/policies/rightcheck-terms-of-use/Service and operation documentation
Related official sources
  1. PHP2Shell response and scopeOfficial notice
  2. Operating entityOfficial information directory

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