COVANTAGE CREDIT UNION

CoVantage Credit Union based in Antigo, Wisconsin, a financial services entity reported a data breach to the Texas Attorney General. The breach was discovered on 2025-10-27 and reported on 2025-12-02. 613 Texas residents were affected. 160,000 individuals affected in total. Types of information involved: Name of individual;Address;Social Security Number Information;Financial Information (e.g. account number, credit or debit card number);Date of Birth. Consumers were notified via U.S. Mail;Email.

CoVantage Credit Union reported a data breach to the Maine Attorney General, stating that an external system breach (hacking) occurred on August 14, 2025. The breach was discovered on October 27, 2025, and affected 21 Maine residents. The company began notifying affected individuals on November 26, 2025, and offered them 24 months of identity theft protection services through Epiq Privacy Solutions ID.

Marquis Software Solutions, a third-party vendor for CoVantage Credit Union, experienced a cybersecurity incident on August 14, 2025, where an unauthorized third party accessed its network. The breach affected 22 New Hampshire residents, exposing names, addresses, phone numbers, Social Security numbers, financial account information, and dates of birth. Marquis engaged cybersecurity experts and notified law enforcement. Remediation included patching firewalls, rotating passwords, enabling MFA, and deploying EDR. Affected individuals received 24 months of credit monitoring.