MemberSource Credit Union

MemberSource Credit Union based in Houston, Texas, a financial services entity reported a data breach to the Texas Attorney General. The breach was discovered on 2025-06-03 and reported on 2026-05-11. 22,308 Texas residents were affected. 31,046 individuals affected in total. Types of information involved: Name of individual;Social Security Number Information;Driver’s License number;Government-issued ID number (e.g. passport, state ID card);Financial Information (e.g. account number, credit or debit card number). Consumers were notified via U.S. Mail.

MemberSource Credit Union (Houston, TX) submitted a sample notice of data event to the California Attorney General under SB24, with a breach date of June 3, 2025. The available redacted notice contains only the generic 'Steps You Can Take to Help Protect Your Information' boilerplate (credit-bureau contacts, fraud alert / security freeze instructions, and state-specific AG contact addresses). The substantive sections describing what happened, when it was discovered, the cause/attack vector, the categories of personal information affected, and the number of individuals impacted are not present in the extracted pages. The Rhode Island residents-impacted figure is left as a placeholder ('[#]'). No threat actor, attack category, or data-type enumeration can be reliably extracted from the available source.

MemberSource Credit Union reported a data breach to the Vermont Attorney General. The breach was reported to the AGO on 2026-05-08. The reporting organization type is Financial Services. 5 Vermont residents were affected. Categories of data breached: Social Security Numbers, Financial Account Codes, Credit or Debit Account Info.

MemberSource Credit Union reported a data breach to the Indiana Attorney General. The breach occurred on 2025-06-03 and was reported on 2026-05-07. 170 Indiana residents were affected. 31,046 individuals affected in total.

MemberSource Credit Union reported a data breach to the Montana Attorney General. The breach was reported on 2026-05-05. The breach occurred on 06/03/2025. 15 Montana residents were affected.

MemberSource Credit Union notified Massachusetts residents of a network data event involving unauthorized access to personal information, including names, Social Security numbers, and financial account data. The credit union reset passwords, engaged specialists, and reported the incident to federal law enforcement. No fraud was reported. Affected individuals were offered 24 months of credit monitoring and fraud assistance.

MemberSource Credit Union is a not-for-profit financial cooperative based in Texas, USA. It provides a wide range of tailored financial services to its members, including savings and checking accounts, consumer loans, credit cards, mortgages, and investment services. It is member-owned and committed to providing competitive rates and fees.