According to fuitededonnées.fr, Bouygues Telecom confirmed a new customer data leak after a third party fraudulently logged in to a fiber intervention management tool [1]. Per the operator's email to customers, exposed data are names, full postal addresses, emails, phone numbers and birth dates, with no bank details or credentials, and a database appeared on the dark web [1]. fuitededonnées.fr advises contacting Bouygues Telecom via its official site or app before responding to suspicious requests, and changing your customer area password and any accounts sharing it [1].
Bouygues Telecom fiber intervention tool accessed fraudulently; customer data leaked again
1 min read
- Disclosed
- Nov 5, 2026
- Published
- Nov 11, 2026
- Last updated
- Nov 11, 2026
- CVSS basis
- Our assessment
- Attack vector
- Impact
- Data type
- Actor type
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On this page
30-second summary
What happened
Who is affected
Industries mainly affected: Telecom
Timeline
- Bouygues Telecom confirms leak[1]
Technical details
Remediation
Vendor guidance
- 1Verify via official channels verify[1]
Contact the operator via its site or app before responding to suspicious requests.
References
Media1
- [1]fuitededonnées.fr2026-11-05Accessed 2026-11-11Snapshot 2026-11-11 sha256 26150a9e8a21
“Bouygues Telecom a confirmé une nouvelle fuite de données clients, révélée la semaine dernière.”
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