Breaches and incidentsBriefReported by a reputable outlet, citing the company
Under Armour: 72.7 million customer records from Everest’s November 2025 claim published and indexed by HIBP
HIBP (added 21 Jan 2026): about 72.7M email addresses with names, dates of birth, genders, locations and purchase details, leaked on a hacking forum in...
- Disclosed
What happened
- HIBP (added 21 Jan 2026): about 72.7M email addresses with names, dates of birth, genders, locations and purchase details, leaked on a hacking forum in January after Everest’s November 2025 ransom claim of 343GB. Under Armour had not publicly confirmed the breach in coverage reviewed; it said it was investigating.
- Root cause: not disclosed.
- Everest ransomware group claimed it.
- A Texas class action has been filed.
Sources
- https://haveibeenpwned.com/Breach/UnderArmour
- https://www.theregister.com/2026/01/21/under_armour_everest/
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