UCLA Data Breach History
WebsiteUniversity of California, Los Angeles is a public research university.
This page shows all data breaches of UCLA. View the complete breach timeline, records exposed, root causes, and AI breach risk score. BreachHistory tracks disclosed data breaches worldwide.
Data Breach Timeline — All UCLA Breaches
- 2017 2017 — UCLA: More than 30,000 current and former UCLA students… 30.0K records Share
- 2015 2015 — UCLA: UCLA Health System's has informed as many as 4, 4.5M records 4.5M records Share
- 2011 2011 — UCLA: Location of breached information: Theft Business… 2.8K records Share
- 2008 2008 — UCLA: UCLA Medical Center has moved to fire 13 employees… 900 records Share
- 2006 2006 — UCLA: Oct 2005–Nov 2006, 800K records 800.0K records Share
UCLA Data Breach Summary
This page tracks the UCLA data breach history and cybersecurity incidents affecting UCLA (United States). BreachHistory currently indexes 5 publicly disclosed or catalogued incidents spanning 2006 through 2017, with approximately 5.3 million records reported as exposed across all indexed events. These totals may include overlapping datasets or third-party estimates and should not be interpreted as unique affected users.
The UCLA breach timeline includes major data breaches, cyber attacks, data leaks, credential exposures, API abuse, and other security incidents. Each incident provides details on the estimated records exposed, attack method, affected data types, and supporting public sources. Currently, 0 incidents are company-confirmed.
Largest UCLA Data Breaches
The largest indexed incidents include the 2015 — UCLA: UCLA Health System's has informed as many as 4, 4.5M records, the 2006 — UCLA: Oct 2005 — Nov 2006, 800K records, and the 2017 — UCLA: More than 30,000 current and former UCLA students…, along with additional historical incidents involving exposed passwords, public databases, and large-scale data scraping. Record counts originating from threat actors or leak sites should be treated as estimates unless confirmed by UCLA or a regulator. Below is the list of large data breaches:
- 2015 2015 — UCLA: UCLA Health System's has informed as many as 4, 4.5M records — about 4.5M records exposed · Catalogued incident
- 2006 2006 — UCLA: Oct 2005–Nov 2006, 800K records — about 800.0K records exposed · Catalogued incident
- 2017 2017 — UCLA: More than 30,000 current and former UCLA students… — about 30.0K records exposed · Catalogued incident
- 2011 2011 — UCLA: Location of breached information: Theft Business… — about 2.8K records exposed · Catalogued incident
- 2008 2008 — UCLA: UCLA Medical Center has moved to fire 13 employees… — about 900 records exposed · Catalogued incident
What Information Was Exposed?
Depending on the incident, exposed data may include Social Security numbers and national IDs, names, physical addresses, dates of birth, and other personal information (PII). The exact data varies between incidents, so review each breach page before assuming your information was affected.
UCLA Data Breach 2026
At the time of this update, no UCLA data breach has been catalogued for 2026. New incidents are added as official disclosures, regulatory filings, or credible cybersecurity reports become available.
What To Do If You Were Affected
If you believe your account may have been involved in a UCLA data breach, change any reused passwords, enable multi-factor authentication (MFA), monitor your account for suspicious activity, and be cautious of phishing emails or fake breach notifications.
This UCLA breach history is maintained by BreachHistory using public disclosures, regulatory filings, security research, and clearly labelled third-party claims. For the complete breach timeline, records exposed, incident details, and AI Breach Risk Score, explore the sections on this page.