Incidents on Oct 3, 2026

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Incidents on Oct 3, 2026
Date	Target	Summary	Classification	Source links
Oct 3, 2026 LEAK-114	Recruit "Studysapuri"	C 3,687 recordsOn September 30, 2026, it came to light that a third party may have checked whether specific email addresses were registered by exploiting a flaw in a feature's specification. 3,687 email addresses may have been identified. Leakage of names, passwords and other data has not been confirmed.	Unauthorized access & data leakPossibleOfficial statement	studysapuri.jp itmedia.co.jp
Oct 3, 2026 LEAK-106	ABAHOUSE INTERNATIONAL	Unauthorized access by an overseas third party is presumed to have occurred from late on September 27 to September 28, 2026, and names, addresses, order information and other data may have leaked from the database holding member and e-commerce order information. The number of affected records was not disclosed.	Unauthorized access & data leakPossibleOfficial statement	abahouse.co.jp itmedia.co.jp

Incidents on Oct 3, 2026