MemberSource Credit Union data breach

Clerk's notes

MemberSource Credit Union, based in Indiana, has reported a data breach that involved personal information. The incident is noted to have occurred on or about June 3, 2025, with the official filing made nearly a year later, on May 7, 2026. The specifics of how this breach occurred have not been publicly detailed, and the matter remains under investigation.

The official notice indicates that an unauthorized party gained access to systems containing personal information. While the exact categories of data involved have not been disclosed, it is prudent for individuals who received notification to consider that various forms of their personal data may have been compromised. Due to the ongoing investigation, specific details about the nature of the exposure are limited.

For those who received a notification from MemberSource Credit Union, understanding the scope of this incident is key. Such notifications are typically sent when an organization determines that your personal information may have been exposed. It signifies that you should take proactive steps to protect your identity and financial well-being.

General protective measures include closely monitoring all financial accounts and credit reports for any suspicious activity. It is also advisable to be cautious of unsolicited communications, whether by email, phone, or mail, that ask for personal details. These could be phishing attempts designed to exploit information gained from a breach.

If you have received a data breach notification from MemberSource Credit Union, you may have questions about your rights and potential recourse. DataBreachCaseSearch.com maintains a comprehensive docket of reported data breaches to help affected individuals understand their situation. This platform tracks the status of various incidents and provides pathways for review.

Individuals impacted by this event are invited to request a free case review to assess their circumstances. This process can help you understand the potential implications of the breach for your personal information. Please note that requesting a review does not create an attorney-client relationship, and past outcomes do not guarantee future results.

If a notification letter about this breach reached you, see every IN data breach on file or browse all cases.