Eurofiber France — Cyber Attacks, Breaches & Threat Activity

Threat entity extracted from intelligence sources

Frequency
4
occurrences
First Seen
November 17, 2025
Last Seen
November 19, 2025

Eurofiber France is the French subsidiary of Eurofiber, a fiber-network service provider.

Overview

Eurofiber France is the French subsidiary of Eurofiber, a fiber-network service provider. It has been implicated in a significant cybersecurity incident involving data exfiltration after a system breach, with impacts on a French public agency (Pajemploi) and potential exposure of personal data for over a million individuals.

Related Threat Clusters

  • Major Cyberattack on Urssaf Affects 1.2 Million Pajemploi Users in France

    The French social charges body Urssaf reported a significant cyberattack impacting up to 1.2 million users of the Pajemploi service. The breach potentially exposed sensitive personal information, including dates of…

    5 articles · Updated November 18, 2025
  • Eurofiber France Data Breach Exposes Sensitive Corporate Data

    Eurofiber France has confirmed a significant data breach linked to a ransomware group, which has reportedly exposed sensitive corporate data now circulating on the darknet. The company is collaborating with…

    7 articles · Updated November 18, 2025
  • Eurofiber France Reports Data Theft Following Cyberattack

    Eurofiber France confirmed that cybercriminals accessed and stole data from its systems during a cyberattack on November 13, 2025. The breach targeted a vulnerability in the company's ticket management platform,…

    2 articles · Updated November 17, 2025
  • Data Breach at Pajemploi Affects 1.2 Million in France

    Pajemploi, the French social security service for childcare providers, reported a data breach affecting approximately 1.2 million individuals. The exposed data may include personal information such as names, addresses,…

    5 articles · Updated November 19, 2025
  • Eurofiber France Data Breach Affects Major Corporations

    Eurofiber France has confirmed a significant data breach linked to the ransomware group ByteToBreach. The breach reportedly impacts major clients including Airbus, Thales, Orange, and Decathlon, with sensitive corporate…

    3 articles · Updated November 18, 2025
  • Eurofiber France Confirms Data Breach Following Cyberattack

    Eurofiber France reported a data breach after hackers accessed its ticket management system on November 13, 2025, exploiting a software vulnerability. The breach affected the company's internal systems and involved the…

    5 articles · Updated November 17, 2025

Recent Intelligence Reports

  • Data breach exposes info of over a million people at French agency — Scworld · November 19, 2025
  • French agency Pajemploi reports data breach affecting 1.2M people — Bleepingcomputer · November 18, 2025
  • Eurofiber France confirms the major data breach — Dig.Watch · November 18, 2025
  • Eurofiber France Confirms Data Exfiltration After System Breach — Thecyberexpress · November 17, 2025

CVSS v3.1 Breakdown