ShinyHunters Threatens to Leak 8.8 TB of One Medical Seniors Patient Data by June 22 Deadline
Amazon-owned primary care provider One Medical faced a data extortion threat from the ShinyHunters group, which claimed to have stolen 8.8 terabytes of data from One Medical Seniors (formerly Iora Health) and threatened…
Key points
- ShinyHunters threatened to leak 8.8 TB of data from One Medical Seniors by June 22, 2026.
- One Medical disclosed a cybersecurity incident on June 17, 2026.
- Unauthorized access to a third-party file storage system occurred between June 8 and June 11, 2026.
Connected intelligence
Signal brief
Follow the organization, likely method and potential impact to explore connected Shadow Tier intelligence.
Organization
- Published
- Jun 22, 2026
- Updated
- Jul 1, 2026
- Confidence
- High
- Evidence
- 9 sources
Structured assessment
Signal analysis
This analysis groups the signal by industry, likely incident action and impacted security area. It helps compare this signal with other published signals without treating the labels as final determinations.
Threat source
Watch internet-facing systems, credential abuse and exploit activity.
Business impact
- Impact area
- Confidentiality
- Likely asset
- User or customer data
Mentioned entities
Quick context
Questions about this signal
What happened in this signal?
Amazon-owned primary care provider One Medical faced a data extortion threat from the ShinyHunters group, which claimed to have stolen 8.8 terabytes of data from One Medical Seniors (formerly Iora Health) and threatened to leak it by June 22, 2026, if a ransom was not paid. One Medical had previously disclosed a cybersecurity incident on June 17, 2026, involving unauthorized access to a third-party file storage system containing archived patient information for One Medical Seniors. The unauthorized access occurred between June 8 and June 11, 2026. The potentially compromised information includes demographic and clinical records for some patients.
When was this signal reported?
Shadow Tier lists Jun 22, 2026 as the signal date.
Which organization is connected to this signal?
Onemedical is the organization connected to this public signal.
Explore OnemedicalRelated signals
Compare shared topics, actors and incident patterns before opening the full signal.
Coupang Data Breach: Authentication Failures Expose Customer Data in South Korea
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Healthcare AI Company Xsolis Suffers Data Breach Impacting 1.4 Million Individuals
Healthcare technology company Xsolis, Inc. has disclosed a data breach affecting nearly 1.4 million individuals. Tennessee-based Xsolis provides utilization management and revenue cycle solutions for hospitals, health systems, and payers. The company published a data security notice in early June, revealing that unauthorized activity was detected on its systems on January 22. The intrusion resulted from a targeted phishing attack carried out two days earlier. According to Xsolis, the hackers gained access to files storing personal and protected health information received by the company from its clients, including names, dates of birth, addresses, SSNs, health insurance information, and medical treatment information. While the data breach was disclosed two weeks ago, the US Department of Health and Human Services (HHS) has now disclosed the number of affected individuals. The Xsolis cybersecurity incident was added to the HHS data breach tracker on Monday, with the number of affected individuals listed as 1,396,519. Advertisement. Scroll to continue reading. No known ransomware group appears to have taken credit for the attack on the healthcare tech company. SecurityWeek has asked Xsolis whether it was targeted in an extortion attempt and, if so, whether a ransom has been paid. The company’s disclosure indicates that it’s “not aware of any actual or attempted misuse of information because of this incident”. It’s not uncommon for healthcare-related data breaches to affect millions of people. One recent example is the incident involving the dental benefits administrator DentaQuest , in which hackers stole information from 2.6 million accounts. 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CodeSecCon bridges the gap between dev and security. Discover best practices for secure coding, innovative risk-reduction tools, and safe AI integration to cultivate a true DevSecOps culture. Safely secure your apps! Xsolis breach exposes personal and health data of 1.4 million people Healthcare technology company Xsolis has disclosed a data breach impacting nearly 1.4 million individuals following a phishing attack. The Tennessee-based firm, which provides utilization management and revenue cycle solutions for healthcare providers, became aware of unauthorized access on January 22, 2026, after a phishing attack two days prior. The breach exposed personal and protected health information received from Xsolis’s hospital and payer clients, as reported by Security Affairs. The security incident, which occurred on January 20, 2026, allowed an unauthorized actor to acquire files containing sensitive information. This data may include names, addresses, dates of birth, Social Security numbers, health insurance details, and medical treatment information. Xsolis has launched an investigation, reported the incident to law enforcement, and is implementing enhanced security measures. Affected individuals are being notified by mail and offered free credit monitoring and identity protection services, along with access to a toll-free call center. The U.S. Department of Health and Human Services reported that 1,396,519 individuals were affected. No ransomware group has claimed responsibility for the attack at this time.
Related context
Origin Energy Discloses Data Breach Affecting 900,000 Customers
On July 28, 2026, Origin Energy, a major Australian energy company, publicly confirmed a significant data breach impacting approximately 900,000 current and former customers. The breach led to unauthorized access and exfiltration of personally identifiable information (PII), including names, addresses, dates of birth, phone numbers, account details, and partial payment information such as the last four digits of credit cards or the BSB and last three digits of bank accounts. Origin Energy first identified a potential security threat in early July 2026, which was initially not deemed credible. However, new information on July 22, 2026, confirmed a security incident had occurred, prompting immediate action and notification of authorities. An alleged hacker provided a media outlet with a sample of 50 customer records and screenshots of internal Origin Energy systems, corroborating the data exfiltration. The incident is currently under investigation by Australian authorities, including the Australian Cyber Security Centre, the National Office of Cyber Security, the Australian Federal Police, and the Office of the Australian Information Commissioner. The specific technical vector used for initial access remains undisclosed.
Related context
Municipality of IJsselstein Takes Files Offline Due to Data Leak
The municipality of IJsselstein removed several documents from its website on July 27, 2026, after a resident discovered that they contained personal data. These documents were found within the municipal council's information system, which violates privacy legislation. The municipality has reported the incident to the Dutch Data Protection Authority (Autoriteit Persoonsgegevens) and is reviewing all published meeting documents dating back to January 1, 2014. While affected individuals will be informed, the specific types of data exposed have not been disclosed. Locoburgemeester Peter Bekker emphasized the need to restore trust in the handling of personal data and prevent future occurrences. An investigation into the error is expected to take several months, during which parts of the system may be temporarily inaccessible.
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