PHP Vulnerability Responses by Company

株式会社ジェイシティー

Japan-based services
Aliases / services
ホテルカデンツァ東京 / 株式会社ジェイシティー / ホテルカデンツァ光が丘 / 第一ホテル光が丘 / Hotel Cadenza Tokyo
Official website
https://www.h-cadenza.jp/
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
App and online shop addressed
Response information checked
2026-10-27 Rechecked: 2026-10-27

Hotel operated by J.City Co., Ltd.

The 23 October notice reports PHP response work for the hotel's app and online shop completed at 23:00 on the 22nd. Its website, accommodation booking and restaurant booking do not use PHP and were unaffected.

What users should do

Use the app, online shop and booking services normally.

Official service URL

Source URLs

  1. PHP2Shell response and scopehttps://www.h-cadenza.jp/news/223618Response evidence
  2. Operating entityhttps://www.h-cadenza.jp/page22Service and operation documentation
Related official sources
  1. PHP2Shell response and scopeOfficial notice
  2. Operating entityOfficial information directory

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