Village of Mundelein Data Breach Lawsuit Investigation
Village of Mundelein has notified regulators that a cyber-incident earlier this year exposed sensitive resident information, including Social Security and driver’s license numbers. If you received a breach letter, review the facts below and take advantage of the complimentary identity-protection services or explore potential legal remedies.
Download Official Breach Notice (PDF)What Happened?
According to the filing with the Massachusetts Attorney General, unauthorized actors accessed certain Village of Mundelein systems between January 13 and February 1, 2025. A forensic investigation determined on October 17, 2025 that personal data was present in the compromised environment.
Information Exposed
- Social Security numbers
- Driver’s license numbers
The breach affected 3 Massachusetts residents. No additional state totals were reported, bringing the known total to 3 impacted individuals.
Company Response
The Village stated it immediately contained the threat, secured its network, and engaged third-party cybersecurity professionals. While no identity-theft reports have been confirmed, the municipality is offering a complimentary 24-month membership through Epiq to provide credit monitoring and identity restoration assistance.
Recommended Actions for Letter Recipients
- Enroll in the free Epiq identity-protection service before the stated deadline.
- Review bank, credit-card, and insurance statements for unfamiliar activity.
- Consider placing a fraud alert or security freeze with the credit bureaus.
- Obtain and review a free annual credit report.
- Follow the additional steps outlined in the mailed notice to protect medical information.
Potential Legal Options
Data-breach laws allow victims to seek compensation for unreimbursed losses, time spent, and risk of future fraud. Individuals whose Social Security or driver’s license numbers were involved may qualify to participate in a separate civil action to recover damages and help ensure stronger security measures are adopted.
Incident Timeline
- January 13, 2025 – February 1, 2025: Unauthorized access period
- October 17, 2025: Personal-data involvement confirmed
- November 13, 2025: Breach reported to Massachusetts AG and notification letters issued
Company Overview
Village of Mundelein (Full legal name: Village of Mundelein) is a municipal government serving Mundelein, Illinois.
- Website: mundelein.org
- Contact/Support: mundelein.org/ContactUs
- Headquarters: 300 Plaza Circle, Mundelein, IL, USA
- Founded: 1909
- Industry: Municipal Government
- Social: Facebook | Instagram | X | YouTube | LinkedIn
Frequently Asked Questions
I received a data breach letter from Village of Mundelein — what should I do?
Confirm that your letter is legitimate, enroll in the complimentary Epiq protection service, and monitor your financial and credit accounts for unusual activity.
How do I submit a claim related to the Village of Mundelein data breach?
If you experience losses or wish to explore compensation, collect your breach letter and any evidence of fraud, then consult a qualified privacy attorney to discuss eligibility.
What information did the Village of Mundelein breach expose?
The investigation confirmed exposure of Social Security numbers and driver’s license numbers.
Did Village of Mundelein offer credit monitoring, and for how long?
Yes. The municipality is providing a complimentary 24-month membership through Epiq that includes credit monitoring and identity restoration.
How many people were affected by the Village of Mundelein breach?
The filing with the Massachusetts Attorney General lists 3 affected individuals in that state. No additional counts were disclosed.
How can I get the official breach notice (PDF) for Village of Mundelein?
You can download it directly from the Massachusetts Attorney General’s website using the button near the top of this article.