PHP Vulnerability Responses by Company

Hatena

Japan-based services
Aliases / services
株式会社はてな / Hatena / はてなブログ / Hatena Blog / はてなCMS / Hatena CMS
Official website
https://hatena.co.jp/

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

Response status by service

Hatena Blog

Response status
Unaffected; no PHP
Response information checked
2026-10-28

Current re-audit: Official response verified · Research date: 2026-10-28

Blogging, CMS and content platform services.

The October22 notice explicitly confirms no PHP use and no impact from this incident.

Scope: Excludes external integrations and customer-managed PHP environments.

What users should do

Continue normal use.

Official service URL

Source URLs

  1. PHP impact on Hatena Blog and CMShttps://staff.hatenablog.com/entry/2026/10/22/105811Response evidence

Hatena CMS

Response status
Unaffected; no PHP
Response information checked
2026-10-28

Current re-audit: Official response verified · Research date: 2026-10-28

The October22 notice explicitly confirms no PHP use and no impact from this incident.

Scope: Excludes external integrations and customer-managed PHP environments.

What users should do

Continue normal use.

Source URLs

  1. PHP impact on Hatena Blog and CMShttps://staff.hatenablog.com/entry/2026/10/22/105811Response evidence
Related official sources
  1. PHP impact on Hatena Blog and CMSOfficial notice
  2. Company and operator informationOfficial information directory

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