CRITICALZero Day
Global

12 Million Impacted by Data Breach at Japanese Telco KDDI

·Source: SecurityWeek

Updated:

Executive Summary

Hackers exploited a zero-day vulnerability in a third-party system to access a KDDI email system for ISPs. The post 12 Million Impacted by Data Breach at Japanese Telco KDDI appeared first on SecurityWeek .

Analysis

Hackers exploited a zero-day vulnerability in a third-party system to access a KDDI email system for ISPs. The post 12 Million Impacted by Data Breach at Japanese Telco KDDI appeared first on SecurityWeek .
Source Attribution

Originally published by SecurityWeek on Jul 9, 2026.

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