SoftBank Corp.
- Aliases / services
- SoftBank / Cloud PF / IDCFクラウド Type S / ソフトバンク株式会社 / SoftBank Corp.
- Official website
- https://www.softbank.jp/
Sources identifying the operating company
Each response applies only to its stated service scope. “Not listed” does not mean unpatched or unaffected.
Response status by service
Business websites and services (general notice)
- Response status
- Investigation and response
- Response information checked
- 2026-10-27
Current re-audit: Official response verified · Research date: 2026-10-27
Provides enterprise cloud servers and operations support.
The October 23 notice describes PHP impact investigation, necessary countermeasures and emergency maintenance for some services.
Scope: This general notice does not establish patch completion for IDCF Cloud Type S or Cloud PF Type A.
What users should do
Check notices and support for your contracted service.
Official service URL
Source URLs
- https://www.softbank.jp/business/news/2026/1023-01https://www.softbank.jp/business/news/2026/1023-01Response evidence
Y!mobile and LINEMO website top pages
- Response status
- Restored
- Response information checked
- 2026-10-27
Current re-audit: Official response verified · Research date: 2026-10-27
Top pages reopened October 22 at 17:30 JST after PHP-related emergency maintenance.
Scope: Top-page restoration only; not all related features or PHP environments.
What users should do
Check official notices for the transaction you need.
Source URLs
- https://www.softbank.jp/corp/news/info/2026/20261022_01/https://www.softbank.jp/corp/news/info/2026/20261022_01/Response evidence
Emergency alerts (SoftBank, Y!mobile, LINEMO)
- Response status
- All delivery restored
- Response information checked
- 2026-10-27
Current re-audit: Official response verified · Research date: 2026-10-27
All emergency-alert delivery, including disaster/evacuation information, resumed October 26 at 23:17 JST.
Scope: Final report of PHP-related maintenance that began October 23 at 06:47 JST.
What users should do
Check supported devices and reception settings.
Source URLs
- https://www.softbank.jp/corp/news/info/2026/20261023_01/https://www.softbank.jp/corp/news/info/2026/20261023_01/Response evidence
Related official sources
- Enterprise support informationOfficial information directoryReviewed the official information. It does not establish that remediation for these CVEs is complete.
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