PHP Vulnerability Responses by Company

Sumida City

Japan-based services
Aliases / services
墨田区役所 / 墨田区公式LINE / Sumida City
Official website
https://www.city.sumida.lg.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
LINE maintenance complete; main site unaffected
Response information checked
2026-10-27 Rechecked: 2026-10-27

Sumida City's official website and LINE account.

Emergency maintenance of the official LINE service, suspended as a precaution for the PHP vulnerability, finished at 19:00 on October 22. The city states that its main website does not use PHP and is unaffected.

What users should do

Use the official LINE account and city website normally.

Official service URL

Source URLs

  1. PHP vulnerability responsehttps://www.city.sumida.lg.jp/kuseijoho/kouhoukatudou/sns/osirase/081022.htmlResponse evidence
  2. Service response and recovery updateshttps://www.city.sumida.lg.jp/kuseijoho/gyoseikaikaku_zaisei/dx/osirase/202610.htmlResponse evidence
Related official sources
  1. PHP vulnerability responseOfficial notice
  2. Service response and recovery updatesOfficial notice

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