Community Bank, a subsidiary of CB Financial Services, experienced a data breach discovered on May 5, 2026. This incident involved the internal use of unauthorized artificial intelligence-based software that handled sensitive customer information. The company reported the materiality of the event on May 7, 2026, and filed an 8-K Material Event Report with the SEC on May 11, 2026.
The breach exposed customer names, Social Security Numbers, and dates of birth. The number of affected individuals has not been publicly disclosed. The company stated that financial data and medical data were not exposed. Community Bank has engaged external cybersecurity advisors, implemented containment and remediation steps, strengthened controls, and enhanced monitoring. The SEC filing indicates the company does not expect a material impact on its financial condition or operations.
Details can emerge later, and notices may be delayed as the investigation continues.