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Confirmed breach

Leggett & Platt, Incorporated Employee Benefits Plan data breach

USUnited States

Leggett & Platt, Incorporated Employee Benefits Plan (United States) notified the California Attorney General of a data breach on 15 September 2026. The breach began on 18 October 2025, 332 days before it was reported.

One of 2 organisations whose data was taken through MedImpact Healthcare Systems. The MedImpact Healthcare Systems breach →

Status
Confirmed breach
People affected
Not reported yet
Reported
15 September 2026
Breach began
18 October 2025
Found to notice
332 days (found 18 October 2025, by the company’s letter)

What was exposed

The register’s list does not say what was exposed; the notice it links to (under Sources) usually does.

How it happened

Through
MedImpact Healthcare Systems, Inc. We are writing to notify you of a cybersecurity incident involving MedImpact Healthcare Systems, Inc. (the "Incident"). source · 2 organisations hit through MedImpact Healthcare Systems →

What the letter says

Found
On October 18, 2025, MedImpact, a pharmacy benefits manager which provides services to your health plan, identified unauthorized activity within certain systems in its environment.
At
We are writing to notify you of a cybersecurity incident involving MedImpact Healthcare Systems, Inc. (the "Incident").

Got a letter or email about this breach? Check it is real →

Read the letter (PDF), as filed with the California Attorney General (and 1 more document on the notice).

Sources

Official notices are read by code from the regulator’s own register. More notices to California. · Corrections and changes

If Leggett & Platt, Incorporated Employee Benefits Plan had your data

  1. Look for Leggett & Platt, Incorporated Employee Benefits Plan’s own notice or letter: it should say what of yours was involved. Keep it.
  2. The register’s list does not say what was exposed; the notice it links to (under Sources) usually does. If Leggett & Platt, Incorporated Employee Benefits Plan has a password of yours, change it now to be safe.
  3. Expect scams that use your details: calls, texts or emails pretending to be Leggett & Platt, Incorporated Employee Benefits Plan, your bank or the police. Never give codes or passwords, never approve a sign-in you did not start, never move money.

One email to confirm first. We use your address only for this alert, and one click deletes it.

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From the data breach tracker: official notices, breach databases and the news, every fact with its source. Open data (CC BY 4.0) · How the tracker works · Official registers · Corrections and changes · Found a mistake? Tell us and we correct it.