Hiroshima University

Japan-based services

Aliases / services: 国立大学法人広島大学 / Hirodai / 広大ID / IMCアカウント / Hiroshima University
Official website: https://www.hiroshima-u.ac.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: Off-campus authentication restored; PHP versions switched
Response information checked: 2026-10-27 Rechecked: 2026-10-27

National university providing Hirodai ID, IMC authentication and campus hosting.

The October 23 19:50 update reports completed security measures and checks for Hirodai ID and IMC authentication, lifting off-campus restrictions. Home and hosting servers automatically switch unpatched PHP to patched versions.

What users should do

Use multifactor authentication off campus. Check pages and functions previously running PHP 8.1 or earlier.

Official service URL

https://www.hiroshima-u.ac.jp/

Source URLs

PHP vulnerability responsehttps://www.media.hiroshima-u.ac.jp/2026/10/22/procedure-phpversion/Response evidence
Organization and operator informationhttps://www.media.hiroshima-u.ac.jp/2026/10/23/20261023-idpmaintenance/Service and operation documentation

Related official sources

PHP vulnerability responseOfficial notice
Organization and operator informationOfficial information directory
Authentication services restoredOfficial notice