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Mississippi Data Breaches
Browse data breaches affecting Mississippi residents in 2026. Stay informed about security incidents and protect your personal information.
Showing 23 breaches affecting Mississippi
Brookhaven ENT
Discovered Aug 18, 2026
Brookhaven ENT Allergy and Facial Surgery experienced a data breach in 2026, affecting 30,403 individuals. The breach involved protected health information.
You may be entitled to compensation
Northwood Country Club
Discovered Jul 29, 2026
Northwood Country Club data breach in 2026 was listed on ransomware.live as an Akira victim, but the public details were limited and no official confirmation was available. The entry said employee information may have been involved.
Case & Associates Properties
Discovered Jul 17, 2026
Case & Associates Properties experienced a data breach in 2026, allegedly impacting an unknown number of individuals.
You may be entitled to compensation
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
Singing River Health System
Discovered Jun 3, 2026
Singing River Health System experienced a data breach in 2026, reportedly exposing various types of personal and health information.
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.
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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
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
tupeloeye.com
Discovered Mar 9, 2026
Tupelo Eye Clinic reported a data breach in March 2026, stemming from a ransomware attack claimed by the Incransom group. Details on affected individuals or data types remain unclear.
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.
University of Mississippi Medical Center
Discovered Feb 19, 2026
The University of Mississippi Medical Center experienced a data breach in February 2026 due to a ransomware attack.
You may be entitled to compensation
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
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
Southeast Series of Lockton Companies, LLC
Discovered Nov 20, 2024
The Southeast Series of Lockton Companies, LLC data breach was discovered on November 20, 2024, and regulator records identify the incident as affecting approximately one million people. Reported data types include names, dates of birth, Social Security numbers, health information, and medical information.
You may be entitled to compensation
Centers for Medicare & Medicaid Services
Discovered Nov 5, 2024
A data incident involving Medicare.gov accounts operated by the Centers for Medicare & Medicaid Services (CMS) may have impacted approximately 103,000 Medicare beneficiaries, not Aetna, with notifications sent in 2023 or 2024.
Healthcare Services Group, Inc
Discovered Sep 1, 2024
Healthcare Services Group, Inc. experienced a data breach in 2024 that impacted over 624,000 individuals across 48 U.S. states.
You may be entitled to compensation
Landmark Admin, LLC
Discovered May 13, 2024
Landmark Admin, LLC experienced a 2024 data breach affecting approximately 1.6 million people. Reported exposed information included Social Security numbers and financial information; the incident involved Landmark Admin’s administration of information for Liberty Bankers Insurance Group and Accendo Insurance Company.
Medusind, Inc.
Discovered Dec 29, 2023
Medusind, Inc. experienced a regulator-confirmed data breach on December 29, 2023, involving personal, medical, insurance, payment, and government-identification information. The number of affected individuals has not been publicly identified in the sources reviewed.
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