561,502 licence holders affected by data leak at FFME
In January 2026 the French Federation of Mountaineering and Climbing (FFME) disclosed a data breach in which a fraudulently used member account gave illegitimate access to contact data — names, dates of birth, addresses, licence types — for its licence holders, a leak tracked at 561,502 records.
- Victim
- French Federation of Mountaineering and Climbing (FFME) #2
- Records
- 561.5K