Healthcare SaaS supplier Welltok has disclosed a knowledge breach that has compromised the non-public info of almost 8.5 million sufferers in the USA.
Welltok works with healthcare suppliers throughout the US, offering on-line wellness packages, sustaining databases with private affected person knowledge, producing predictive analytics, and supporting healthcare wants comparable to treatment adherence and pandemic response.
The Welltok knowledge breach occurred in July 26 2023 when a file switch program utilized by Welltok was hacked. The uncovered knowledge contains names, addresses, e mail addresses, telephone numbers, and for some, Social Safety numbers, Medicare/Medicaid ID numbers, and medical health insurance info.
The Welltok knowledge breach is believed to have been brought on by the Clop ransomware gang, which has been liable for different high-profile assaults in latest months. The gang exploited a zero-day vulnerability within the MOVEit software program to realize entry to Welltok’s programs.

Welltok knowledge breach has been confirmed by the corporate
As talked about in their weblog submit, Welltok has notified affected healthcare suppliers and is working with them to offer assist to sufferers. The corporate can also be providing affected sufferers free credit score monitoring and identification theft safety providers, by saying these:
‘’ We take this occasion and the safety of non-public info in our care very severely. Upon studying of this occasion, we moved rapidly to analyze and reply to the occasion and notify doubtlessly affected people. As a part of our ongoing dedication to the safety of knowledge, we’re reviewing and enhancing our present insurance policies and procedures associated to knowledge privateness to cut back the probability of an analogous future occasion. We’re notifying impacted people for whom a legitimate mailing handle is offered through U.S. mail and providing them credit score monitoring and identification safety providers. We’re additionally notifying relevant regulators’’.
How did the Welltok knowledge breach occur?
On July 26, 2023, Welltok was alerted to a possible compromise of its MOVEit Switch server because of identified software program vulnerabilities. Regardless of promptly putting in all out there patches and safety upgrades, Welltok launched an investigation to find out the extent of the potential breach.
With the help of cybersecurity specialists, Welltok carried out a radical examination of its programs and networks, together with historic knowledge, to determine any hidden vulnerabilities and assess the safety of the information saved on the MOVEit Switch server.
On August 11, 2023, the investigation concluded that an unauthorized actor had exploited software program vulnerabilities to entry the MOVEit Switch server on Could 30, 2023, and exfiltrated sure knowledge.
Welltok instantly launched into an in depth reconstruction and assessment of the information saved on the server on the time of the breach to find out the character and extent of the compromised info. On August 26, 2023, Welltok confirmed that knowledge associated to a particular group of people was current on the impacted server throughout the incident.

A number of suppliers affected
The Welltok knowledge breach impacted healthcare suppliers in a number of states, together with Minnesota, Alabama, Kansas, North Carolina, Michigan, Nebraska, Illinois, and Massachusetts.
Affected healthcare suppliers embrace:
- Blue Cross and Blue Protect of Minnesota and Blue Plus
- Blue Cross and Blue Protect of Alabama
- Blue Cross and Blue Protect of Kansas
- Blue Cross and Blue Protect of North Carolina
- Corewell Well being
- Religion Regional Well being Providers
- Hospital & Medical Basis of Paris, Inc. dba Horizon Well being
- Mass Basic Brigham Well being Plan
- Precedence Well being
- St. Bernards Healthcare
- Sutter Well being
- Trane Applied sciences Firm LLC and/or group well being plans sponsored by Trane Applied sciences Firm LLC or Trane U.S. Inc.
- The group well being plans of Stanford Well being Care, of Stanford Well being Care, Lucile Packard Kids’s Hospital Stanford, Stanford Well being Care Tri-Valley, Stanford Drugs Companions, and Packard Kids’s Well being Alliance
- The Guthrie Clinic
When you have already obtained service from the talked about healthcare suppliers and haven’t obtained any mail from Welltok, we advocate that you simply contact the SaaS supplier.
Featured picture credit score: Welltok.
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