Confirmé

Osaka Marathon Organising Committee: volunteer system auth disabled, exposing 4,101 registrants

Before shutdown work a contractor disabled personal authentication so other volunteers could view data from March 16–18, 2026; Osaka Prefecture and Osaka City disclosed on March 25.

Dernière mise à jour: 2026-11-09

Ce contenu est affiché en English.

Présentation

4,101 online volunteer registrants. Confirmed views: 3,477 name/affiliation pages and 18 name/affiliation/phone/email pages (subsets, not added). Count stores the published 4,101.

Chronologie

2026-03-16Survenue
2026-03-16Découverte
2026-03-25Divulgation

Réponse de l’organisation

Per the notice, the organisation investigated and contained the incident, notified individuals and offered monitoring or protective resources.

Que faire ?

Be wary of emails, SMS or calls impersonating the organisation; do not open links or attachments or enter passwords or card details. Change reused passwords on other services.

Sources

大阪マラソン2026における個人情報の漏えいについて大阪市 · 2026-11-09
個人情報の漏えいについて大阪府 · 2026-11-09

Osaka Marathon Organising Committee: volunteer system auth disabled, exposing 4,101 registrants

Présentation

Chronologie

Réponse de l’organisation

Que faire ?

Sources

Informations associées

Aucune information publiée

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