Wells Fargo Data Breach History

This page tracks the Wells Fargo data breach history and cybersecurity incidents affecting Wells Fargo (United States). BreachHistory currently indexes 6 publicly disclosed or catalogued incidents spanning 2006 through 2024, with approximately 56 thousand 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 Wells Fargo 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 Wells Fargo Data Breaches

The largest indexed incidents include the 2017 — Wells Fargo: When a lawyer for Gary Sinderbrand, a former Wells…, the 2008 — Wells Fargo: Wells Fargo is notifying customers that hackers…, and the 2010 — Wells Fargo: A former stock broker left the firm with the…, 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 Wells Fargo or a regulator. Below is the list of large data breaches:

• 2017 2017 — Wells Fargo: When a lawyer for Gary Sinderbrand, a former Wells… — about 50.0K records exposed · Catalogued incident
• 2008 2008 — Wells Fargo: Wells Fargo is notifying customers that hackers… — about 5.0K records exposed · Catalogued incident
• 2010 2010 — Wells Fargo: A former stock broker left the firm with the… — about 1.0K records exposed · Catalogued incident
• 2024 2024 Former employee unauthorized access — customer PII — about 2 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, bank account details, and other personal information (PII). The exact data varies between incidents, so review each breach page before assuming your information was affected.

Wells Fargo Data Breach 2026

At the time of this update, no Wells Fargo 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 Wells Fargo 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 Wells Fargo 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.