Eurofiber: a data breach
In November 2025, Eurofiber France disclosed a data breach of its ticket management platform . Data containing 10k unique email addresses and a smaller number of names and phone numbers was subsequently leaked. A threat actor claiming responsibility for the breach alleges to have additional, more sensitive data including screenshots, VPN configuration files, credentials, source code, certificates, archives, and SQL backup files.
The record
- Organisation
- Eurofiber →
- Identity
- Eurofiberidentified by its domain in a verified breach record
- Records affected
- 10,003 records
- Data exposed
- Email addresses, Names, Phone numbers
- Sector
- Not recorded
- Occurred
- 2025-11-13
- Disclosed
- 2025-11-20
- First recorded here
- 2026-09-09
Fastnexa security experts
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Sources (1)
One source so far.
- Have I Been Pwned ↗First reported
2025-11-20