Science & Tech · Cybersecurity · 3 hrs ago
Cyberattack on French postal subsidiary exposes data of 22 million people
A cyberattack on Maileva exposed contact data belonging to 22 million people.
Maileva is a subsidiary of France’s La Poste postal group.
La Poste said the attack took place in mid-September.
The company notified France’s data-protection authority, the CNIL, and filed a complaint.
A judicial investigation is now under way.
The stolen information was contact data, and the account does not specify what kinds of contact details were taken.
The breach is described as one of France’s largest data leaks.
A cyberattack on Maileva, a subsidiary of France’s La Poste group, exposed data linked to about 22 million people.
The stolen information included names and postal addresses.
Some organisations warned that information in correspondence, such as medical-service dates or invoice amounts, may also have been exposed.
Reports said passwords and payment data were not among the stolen information.
Maileva notified authorities and filed a complaint, and an investigation is under way.
- Who
- Maileva, a subsidiary of France’s La Poste, was targeted; data linked to about 22 million people was affected.
- What
- A cyberattack led to the theft of personal and contact information.
- When
- The attack took place in mid-September 2026.
- Where
- Maileva’s platform in France.
- Why
- Not stated.
This story does not have two clearly opposing sides.
The cyberattack on Maileva took place.
Maileva notified the Cnil and filed a complaint, and a judicial investigation began.
- Affected people
- About 22 million
- Target
- Maileva, a subsidiary of La Poste
- Stolen data
- Names and postal addresses
- Attack timing
- Mid-September 2026
- Investigation
- A judicial investigation is under way
3 sources
What people are saying
Maileva has notified the National Commission for Information Technology and Civil Liberties (Cnil) and filed a complaint. A judicial investigation is under way.