PHP Vulnerability Responses by Company

JSecurity

Japan-based services
Aliases / services
株式会社JSecurity / ジェイセキュリティ / AppCheck / CMS Cloud / ジランソフトジャパン / JSecurity
Official website
https://jsecurity.co.jp/

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

Response status by service

AppCheck CMS Cloud

Response status
Emergency patch applied
Response information checked
2026-10-27

Current re-audit: Official response verified · Research date: 2026-10-27

Security products and cloud management services.

CMS Cloud was patched for both CVEs on22October14:00–14:30JST without downtime; no malicious execution traces were reported.

Scope: Scope is CMS Cloud, not endpoint software or other JSecurity products.

What users should do

Continue normal use and report issues to AppCheck support.

Official service URL

Source URLs

  1. PHP2Shell response for AppCheck CMS Cloudhttps://jsecurity.co.jp/productinfo/view/id/882Response evidence
  2. Company and operator informationhttps://jsecurity.co.jp/aboutusService and operation documentation
  3. https://jsecurity.co.jp/productinfohttps://jsecurity.co.jp/productinfoService and operation documentation
Related official sources
  1. PHP2Shell response for AppCheck CMS CloudOfficial notice
  2. Company and operator informationOfficial information directory

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