Sonoma Valley Hospital

The California Office of the Attorney General disclosed a data breach at Sonoma Valley Hospital in July 2013, stemming from an accidental exposure of healthcare information on their website between February 14, 2013, and April 17, 2013. The incident involved the unintentional publication of sensitive medical data, though critical identifiers such as Social Security numbers were not compromised. The exact number of affected individuals remains undetermined, but the breach raised concerns over patient privacy violations and potential regulatory non-compliance under healthcare data protection laws (e.g., HIPAA).While the exposed data did not include financial or highly sensitive personal details, the incident highlighted vulnerabilities in the hospital’s data handling protocols, particularly in securing web-published content. The breach’s limited scope—confined to healthcare records without broader identity theft risks—mitigated severe consequences, but it still posed reputational harm and operational scrutiny. Authorities emphasized the need for stricter access controls and audit mechanisms to prevent similar lapses in the future.

Source: https://oag.ca.gov/ecrime/databreach/reports/sb24-42171

TPRM report: https://www.rankiteo.com/company/sonomavalleyhospital

"id": "son038091825",
"linkid": "sonomavalleyhospital",
"type": "Breach",
"date": "2/2013",
"severity": "50",
"impact": "2",
"explanation": "Attack limited on finance or reputation"

{'affected_entities': [{'customers_affected': 'Unknown',
                        'industry': 'Healthcare',
                        'location': 'Sonoma, California, USA',
                        'name': 'Sonoma Valley Hospital',
                        'type': 'Healthcare Provider'}],
 'data_breach': {'data_exfiltration': 'No (accidental disclosure)',
                 'number_of_records_exposed': 'Unknown',
                 'personally_identifiable_information': 'No',
                 'sensitivity_of_data': 'Moderate (non-PII)',
                 'type_of_data_compromised': 'Healthcare information'},
 'date_detected': '2013-04-17',
 'date_publicly_disclosed': '2013-07-10',
 'description': 'The California Office of the Attorney General reported a data '
                'breach involving Sonoma Valley Hospital on July 10, 2013. The '
                'breach occurred due to an accidental disclosure of healthcare '
                'information posted on their website from February 14, 2013, '
                'to April 17, 2013, but did not expose personal data such as '
                'social security numbers. The specific number of affected '
                'individuals is unknown.',
 'impact': {'brand_reputation_impact': 'Potential reputational harm',
            'data_compromised': 'Healthcare information (non-PII)',
            'identity_theft_risk': 'None (no SSNs exposed)',
            'systems_affected': ['Website']},
 'investigation_status': 'Closed (historical incident)',
 'post_incident_analysis': {'root_causes': ['Human error in website data '
                                            'posting']},
 'references': [{'source': 'California Office of the Attorney General'}],
 'regulatory_compliance': {'regulations_violated': ['Potential HIPAA (if PHI '
                                                    'was exposed)'],
                           'regulatory_notifications': ['California Office of '
                                                        'the Attorney '
                                                        'General']},
 'response': {'communication_strategy': ['Public disclosure via California AG'],
              'containment_measures': ['Removal of exposed data from website']},
 'title': 'Sonoma Valley Hospital Data Breach (2013)',
 'type': 'Data Breach (Accidental Disclosure)',
 'vulnerability_exploited': 'Improper website data handling'}