PHP Vulnerability Responses by Company

Yamaman

Japan-based services
Aliases / services
山万 / 山万株式会社 / Yamaman Co., Ltd. / CO-LABO SAKURA / コラボサクラ / Yamaman
Official website
https://yamaman.co.jp/

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
Member-system update confirmed
Response information checked
2026-10-27 Rechecked: 2026-10-27

Designated operator of CO-LABO SAKURA. This notice covers that facility's member account system.

On October 23, the facility published confirmation from its system provider: after temporary protections and enhanced monitoring, the patched update was completed around 00:30 on October 22, with no suspicious activity identified.

What users should do

No additional member action is required. Contact CO-LABO SAKURA's office for login questions.

Official service URL

Source URLs

  1. PHP2Shell response and scopehttps://co-labo.shiteikanri-sakura.jp/news_detail.php?id=469Response evidence
  2. Operating entityhttps://yamaman.co.jp/company/profile.htmlService and operation documentation
Related official sources
  1. PHP2Shell response and scopeOfficial notice
  2. Operating entityOfficial information directory

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