Under Armour Investigates Data Breach in 2025
Under Armour, the Baltimore-based global athletic apparel and footwear company, is investigating a suspected data breach as of December 2025. The incident, which came to light in recent weeks, has prompted the company to assess the scope and potential impact on its systems and customer data.
While details remain limited, the breach appears to involve unauthorized access to Under Armour’s digital infrastructure. The company has not yet confirmed whether sensitive information such as customer records, payment details, or proprietary data was compromised. Investigations are ongoing, with cybersecurity experts and internal teams working to determine the extent of the exposure.
Under Armour, headquartered in Baltimore’s Harbor East, has not disclosed specific timelines for the breach or the methods used by threat actors. The incident underscores the persistent cybersecurity risks faced by major corporations, particularly in the retail and consumer goods sectors, where large volumes of personal and financial data are frequently targeted.
As the investigation continues, the company has not issued public statements on potential regulatory notifications or remediation efforts. The outcome of the probe could have implications for Under Armour’s data security practices and customer trust.
Source: https://www.bizjournals.com/baltimore/news/2026/01/23/8-things-to-know-under-armour-data-breach.html
Under Armour cybersecurity rating report: https://www.rankiteo.com/company/under-armour
"id": "UND1769174822",
"linkid": "under-armour",
"type": "Breach",
"date": "12/2025",
"severity": "85",
"impact": "4",
"explanation": "Attack with significant impact with customers data leaks"{'affected_entities': [{'industry': 'Athletic Apparel and Footwear',
'location': 'Baltimore, Maryland, USA',
'name': 'Under Armour',
'type': 'Corporation'}],
'date_detected': '2025-12',
'description': 'Under Armour, the Baltimore-based global athletic apparel and '
'footwear company, is investigating a suspected data breach as '
'of December 2025. The incident involves unauthorized access '
'to Under Armour’s digital infrastructure, with ongoing '
'assessments to determine the scope and potential impact on '
'systems and customer data.',
'investigation_status': 'Ongoing',
'references': [{'source': 'Cyber Incident Description'}],
'response': {'third_party_assistance': 'Cybersecurity experts'},
'title': 'Under Armour Investigates Data Breach in 2025',
'type': 'Data Breach'}