Lennar Corp. Data Breach Exposes Social Security Numbers

Lennar Corp., a homebuilding company, disclosed a data breach that may have exposed the sensitive personal information.

An unauthorized party used social engineering tactics to access some of Lennar's information systems from March 24 through March 30, 2026. The intrusion affected a portion of its information systems.

Upon identifying the issue, Lennar took steps to secure its systems and brought in a third-party forensics team to investigate the scope of the unauthorized activity.

The forensic investigation included an assessment of what sensitive personal information may have been accessed during the breach. The assessment concluded on July 30, 2026.

The types of personally identifiable information that may have been exposed included names, contact information, dates of birth, Social Security numbers, passport or other government ID information, driver's license or other state ID information and financial account information.

A number of individuals may have also had health-related information involved, like health insurance IDs or medical-related information.

The breach was reported to the attorneys general of California, Massachusetts, Nebraska and Texas. The company has also posted a notice of the privacy event on its website.

So far, 769 residents of Texas were impacted.

Lennar Corp.'s response to the breach

Lennar Corp. arranged for two years of free identity monitoring services through Kroll as a precaution. Affected individuals can enroll in the monitoring services by visiting the Kroll monitoring enrollment page.

Enrollment must be completed by Nov. 13, 2026.

Individuals with questions about the breach can call 844-958-8940, Monday through Friday, from 9:00 a.m. to 6:30 p.m. Eastern Time, excluding major U.S. holidays.