elasticsearch

# security-incident → email-credentials → kddi → data-leak → elasticsearch

1 link tagged with all of: security-incident + email-credentials + kddi + data-leak + elasticsearch

Links

You have got to be KDDI-ng – Japanese telco exposes 14.2 million managed email credentials

Japanese telco KDDI left an Elasticsearch cluster unsecured, leaking login details for 142 million managed email accounts. The misconfiguration went unnoticed for weeks before security researchers alerted KDDI, forcing the company to lock down its database and warn affected users.

Last saved Jun 30, 2026 · 2 min read

kddi data-leak email-credentials elasticsearch security-incident