Were you affected by a data breach in Michigan?
You may submit your information as part of our ongoing investigation. Submitting your information is free and does not obligate you.
Michigan Data Breaches — Page 2
Browse data breaches affecting Michigan residents in 2026. Stay informed about security incidents and protect your personal information.
Showing 25 breaches affecting Michigan
Pioneer Construction
Discovered Jul 15, 2026
Pioneer Construction experienced a data breach in July 2026, reportedly due to a ransomware attack by the Akira group.
Gene Codes Forensics
Discovered Jul 10, 2026
Gene Codes Forensics experienced a data breach in July 2026. This incident was reported by the ransomware tracking site RansomLook.
NAVIENT CORP
Discovered Jul 2, 2026
Navient Corp experienced a third-party data breach in June 2026, where unauthorized access to a law firm's systems exposed the personal data of approximately 2.5 million student loan borrowers.
Nissan North America
Discovered Jun 27, 2026
Nissan North America experienced a data breach in June 2026 involving unauthorized access to its Oracle PeopleSoft software, potentially exposing employee information. The full scope of the breach and the exact number of affected individuals are still under investigation.
You may be entitled to compensation
AT&T
Discovered May 30, 2026
The purported 2026 data breach at "Lee Law Offices" is a misidentification. The research indicates a major AT&T data breach affecting over 100 million individuals in 2024, which frequently causes confusion in data security discussions.
Kent District Library
Discovered May 11, 2026
Kent District Library, a public library system in Michigan, experienced a ransomware-related network outage in 2026, leading to branch closures and service disruptions.
Child & Family Services
Discovered Apr 28, 2026
Child & Family Services of the Upper Peninsula experienced a data breach in 2025 where personal health information may have been exposed.
Handala Hack Strikes 27 Companies for Minab’s Innocents
Discovered Apr 8, 2026
The Handala Hack, attributed to an Iran-linked group, involved a destructive wiper attack on Stryker Corporation in March 2026. The attacker claimed to have exfiltrated 50 TB of data and wiped over 200,000 devices across 79 countries, but these figures remain largely unverified and exaggerated.
**ste* **vi**n***t** **b**a****
Discovered Mar 17, 2026
Stevent Bail Bonds experienced a data breach in late 2025, which was publicly disclosed in early 2026, impacting over a million individuals.
You may be entitled to compensation
St Fabian Catholic
Discovered Mar 12, 2026
St. Fabian Catholic Church and School in Farmington Hills, Michigan, was the subject of a ransomware attack in March 2026, claimed by Thegentlemen group.
Eyemart Express
Discovered Mar 10, 2026
Eyemart Express experienced a ransomware data breach in March 2026, impacting individuals across 42 states.
You may be entitled to compensation
Tenable Confirmsin Widespread Salesloft Supply-Chain
Discovered Mar 5, 2026
Tenable, a cybersecurity company, confirmed a data breach in March 2026 as part of a widespread supply-chain attack involving Salesloft.
You may be entitled to compensation
Carlo J. Martina, P.C.
Discovered Feb 26, 2026
Carlo J. Martina, P.C. experienced a data breach in February 2026, reportedly due to a ransomware attack by the Pear group.
CarGurus, Inc.
Discovered Feb 24, 2026
CarGurus, Inc. experienced a data breach in February 2026, reportedly compromising the data of millions of user accounts and corporate records.
Michigan Sugar Company
Discovered Jan 30, 2026
Michigan Sugar Company experienced a data breach in August 2025, which led to consumer notifications on January 30, 2026.
Avis Rent A Car System LLC
Discovered Jan 15, 2026
Avis Rent A Car System LLC experienced a data breach in early 2026, potentially affecting approximately 500,000 individuals.
You may be entitled to compensation
Nissan Investigates 910GBand Extortion
Discovered Jan 15, 2026
Nissan North America investigated a data breach in 2026 after a ransomware group claimed to have exfiltrated 910GB of data, leading to the exposure of personal and sensitive information for over 220,000 individuals in the US.
You may be entitled to compensation
Hightower Holding, LLC
Discovered Jan 8, 2026
Hightower Holding, LLC experienced a data breach in January 2026 affecting approximately 131,483 individuals.
You may be entitled to compensation
Panera, LLC
Discovered Jan 5, 2026
Panera, LLC experienced a data breach in January 2026, which exposed personal information of approximately 5.1 million customers nationwide.
You may be entitled to compensation
Mid Michigan Medical Billing Service
Discovered Jan 1, 2026
Mid Michigan Medical Billing Service reported a data breach in January 2026 affecting over 28,000 individuals.
You may be entitled to compensation
Chrysler
Discovered Dec 26, 2025
Chrysler experienced a data breach in late 2025, with the Everest ransomware group claiming to have stolen over 1TB of data affecting customers nationwide.
Delta Dental of Virginia
Discovered Dec 1, 2025
Delta Dental of Virginia experienced a data breach in December 2025 that was confirmed in 2026, affecting approximately 146,000 individuals.
You may be entitled to compensation
Reproductive Medicine Associates of Michigan
Discovered Oct 22, 2025
Reproductive Medicine Associates of Michigan experienced a data breach in late 2025 involving unauthorized access to network files containing protected health information and personally identifiable information.
You may be entitled to compensation
CoVantage Credit Union
Discovered Aug 14, 2025
CoVantage Credit Union experienced a data breach in 2025 due to a vendor incident, the full impact of which is still being determined.
You may be entitled to compensation
Oracle Health
Discovered Jan 22, 2025
Oracle Health (formerly Cerner Corporation) experienced a data breach in January 2025 that affected Baptist Health South Florida and other healthcare providers, exposing patient data.
You may be entitled to compensation
Never miss a breach — get free alerts
We'll notify you when new data breaches are reported. Free, no spam. Unsubscribe anytime.
Free, no spam. Unsubscribe anytime.