PHP Vulnerability Responses by Company

Rembrandt Holdings

Japan-based services
Aliases / services
株式会社レンブラントホールディングス / レンブラントグループ / Rembrandt Holdings
Official website
https://rembrandt-group.com/

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
Eleven affected hotel websites restored
Response information checked
2026-10-27 Rechecked: 2026-10-27

The holding company overseeing the Rembrandt group's hotel and other businesses.

The group reports that the eleven hotel websites suspended for emergency PHP vulnerability maintenance were restored at 12:40 on October 22. They include Atsugi, Tokyo Machida, Ebina and Oita.

What users should do

Use the affected hotels' official websites normally.

Official service URL

Source URLs

  1. PHP vulnerability response noticehttps://rembrandt-group.com/special_topicsResponse evidence
  2. Organization and operator informationhttps://rembrandt-holdings.co.jp/company/outline/Service and operation documentation
Related official sources
  1. PHP vulnerability response noticeOfficial notice
  2. Organization and operator informationOfficial information directory

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