Company
WOWOW INC.
WOWOW INC. (Minato, Tokyo; Information and communications) appears in 2 related cybersecurity incidents. The latest was disclosed on 2025-12-25.
Profile
- Industry/type
- Information and communications
- Location
- Tokyo, Minato
- Brands
- WOWOW On Demand
- Listing
- TSE Prime 4839
- Website
- https://corporate.wowow.co.jp/
Public figures
–
Incident history
Disclosed 2025-12-25Updated 2026-01-15 08:05Tokyo[Investigating][Severity: Moderate][Breached][Moderate]
WOWOW: unauthorized logins to WOWOW WEB accounts; access to My WOWOW and changes to registered information confirmed for some customers[Credential abuse][Data leak]Organizations 1Disclosed 2023-06-30Updated 2023-07-11 08:05Tokyo[Resolved][Severity: Major][Breached][Major]
WOWOW: an authentication error at login to "WOWOW On Demand" let users see other customers' contract and viewing data, affecting up to 44,144 people[Misconfiguration][Data leak]Leaked 44.1KOrganizations 1