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Under Armour data breach

From Breaches, in the HARD wiki · Updated
This article is about the November 2025 breach of Under Armour. For every breach, see Breaches.

The Under Armour data breach exposed 72,742,892 accounts from underarmour.com in November 2025. The data taken includes purchases, dates of birth, names and email addresses and 2 more kinds of data.[1]

Have I Been Pwned verified it and added it to its search on 21 Jan 2026, 2 months later. It is the 33rd largest of the 618 breaches in HARD’s list.

What was exposed

Under Armour’s breach included 6 kinds of data. What each lets criminals do:

DataWhat it’s used for
PurchasesShows what you buy, which makes fake order and refund scams convincing.
Dates of birthUsed to prove who you are to banks and phone companies.
NamesMakes scam messages personal enough to believe.
Email addressesExpect scam emails that name the company to look genuine.
GendersPersonal details that make scam messages more convincing.
Geographic locationsRoughly where you live.

What to do

  1. Check whether you’re in it.Search your email address on Have I Been Pwned. It tells you which breaches it appears in, Under Armour among them, without showing the data.
  2. Distrust messages that mention Under Armour.Scammers use breach data to sound genuine. Don’t click links in emails or texts about the breach; go to the site yourself.
  3. Expect the data to resurface.Breach data is sold and combined with other leaks for years. Stay wary of messages that know a little too much about you.

Timeline

  • : the breach, as best it can be dated.
  • : Have I Been Pwned verifies the data and adds it to its search, 2 months later.

Similar breaches

Breaches that leaked the same kinds of data, closest in time:

See Breaches for all 618, and Updates for keeping your devices patched.

References

  1. ^ Troy Hunt. “Under Armour”, Have I Been Pwned, added 21 Jan 2026. Breach data licensed CC BY 4.0.