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Novocure

Disclosed Sep 1, 20263 weeks agoConfirmed

SEC filing

Novocure breach exposes data of 1,400+ cancer patients and employees

Novocure told the SEC that a mid-August cyberattack exposed patient ID numbers of more than 1,400 US cancer patients, identifying details of fewer than 50, and employee contact data. ShinyHunters leaked a 33 GB archive.

What is known

People affectedNot stated in the sources we have
DisclosedSep 1, 2026
DiscoveredAug 2026
AttackExtortion
Data exposedHealth, Names, Phone numbers, Employment
SectorHealthcare · US
StatusConfirmed

Sources

Source
Novocure data breach affects more than 1,400 cancer patientsbleepingcomputer.com · News
NovoCure Form 8-Ksec.gov · SEC filing

Notices filed

WhereFiledPeople
ResearchtotalSep 1
History of this record
  • 2026-09-25 · added · seed source

First seen 2026-09-25 (Research), confirmed by Research. Record counts are as reported. Not legal advice.

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