On September 26, 2017, the California Office of the Attorney General reported that Wells Fargo Advisors experienced a data breach on July 6, 2017. The breach involved client information being inadvertently provided to another law firm. The compromised information included client names, account numbers, and social security numbers. The number of individuals affected by this breach is unknown.
Source: https://oag.ca.gov/ecrime/databreach/reports/sb24-102177
TPRM report: https://www.rankiteo.com/company/wells-fargo-advisors
"id": "wel659072525",
"linkid": "wells-fargo-advisors",
"type": "Breach",
"date": "7/2017",
"severity": "50",
"impact": "2",
"explanation": "Attack limited on finance or reputation"{'affected_entities': [{'industry': 'Finance',
'location': 'California',
'name': 'Wells Fargo Advisors',
'type': 'Financial Services'}],
'attack_vector': 'Inadvertent Disclosure',
'data_breach': {'personally_identifiable_information': True,
'sensitivity_of_data': 'High',
'type_of_data_compromised': ['client names',
'account numbers',
'social security numbers']},
'date_detected': '2017-07-06',
'date_publicly_disclosed': '2017-09-26',
'description': 'On September 26, 2017, the California Office of the Attorney '
'General reported that Wells Fargo Advisors experienced a data '
'breach on July 6, 2017, where client information was '
'inadvertently provided to another law firm. The types of '
'information compromised included client names, account '
'numbers, and social security numbers, with the number of '
'individuals affected being unknown.',
'impact': {'data_compromised': ['client names',
'account numbers',
'social security numbers']},
'references': [{'date_accessed': '2017-09-26',
'source': 'California Office of the Attorney General'}],
'title': 'Wells Fargo Advisors Data Breach',
'type': 'Data Breach'}