Waltio
January 24, 2026
•[ data leak, extortion, cryptocurrency ]
French crypto tax platform Waltio reported being targeted by the ShinyHunters group, which claimed to possess personal data for nearly 50,000 users and threatened to leak users 2024 tax reports unless a ransom was paid. Waltio stated that its services and production systems remained secure and that no sensitive banking credentials or crypto access data was compromised. The incident primarily involves alleged data theft and extortion threats rather than service disruption, with the full scope of stolen fields not detailed in the summary.
Call-On-Doc, Inc., dba Call-On-Doc.com
December 1, 2025
•[ data leak, telehealth breach, patient record exfiltration ]
A threat actor posted a sales listing on a hacking forum claiming that telehealth provider Call-On-Doc was breached in early December 2025 and that 1,144,223 patient records were exfiltrated. The listing reportedly included patient identifiers and contact details, transaction metadata, medical category and condition fields, prescribed services, and payment amounts. The reporting outlet reviewed screenshots and a sample file and assessed the data appeared plausible, but Call-On-Doc had not publicly confirmed the incident at the time of reporting.
Winona County
January 23, 2026
•[ ransomware, forensics, emergency services ]
Winona County, Minnesota reported responding to a ransomware incident that impacted its computer network. The county engaged third-party cybersecurity and forensics specialists and coordinated with local, state, and federal law enforcement. While emergency services such as 911, fire, and emergency response operations were reported to remain operational, the incident was significant enough that county leadership declared a local emergency. Further technical details, including the ransomware variant, extent of disruption across departments, and whether data was stolen, were not provided in the brief public update.
Nike
January 22, 2026
•[ ransomware, data leak, exfiltration ]
A ransomware group calling itself WorldLeaks (reported as a rebrand of Hunters International) claimed it breached Nike and began leaking data online. The groups leak-site posting dated January 22, 2026 alleged exfiltration of more than 1.4TB of files. A review of the leaked directory names suggested the exposed material primarily relates to product development and manufacturing operations, including design specifications and supplier-related operational documents, along with internal presentations and collaboration materials. Nike stated it was investigating the claims.
Munson Healthcare (via Cerner legacy systems)
January 22, 2025
•[ data leak, third party breach, healthcare data ]
Munson Healthcare confirmed that an unauthorized third party gained access to and obtained data maintained by its electronic health record vendor, Cerner, on legacy Cerner systems used by Munson. The investigation indicated access occurred at least as early as January 22, 2025, and could have exposed patient identifiers and clinical information, including Social Security numbers and medical record data. Munson and Cerner reported taking steps to secure the affected systems and notified impacted individuals with options for identity-protection services.
Viafier
January 22, 2026
•[ malware, data leak, unauthorized access ]
The Swiss rail operator Viafier Retica shut down its Vereina car-shuttle online ticket shop after discovering malware on the system. The organization stated that attackers likely accessed the web shop database, which may contain customer and employee contact details and hashed passwords. Users were advised to change passwords used on other services. The incident caused service disruption to online ticket sales while containment and investigation actions were undertaken.
Danish Booksellers' Commission Foundation
December 15, 2025
•[ ransomware, data leak, IT disruption ]
A Danish business foundation that distributes books to many bookstores reported being hit by ransomware during the busy Christmas period. The incident disrupted IT operations and prompted an investigation. The organization warned that attackers may have accessed internal files, including employee salary information and other personal data related to staff and potentially customers and former employees. Details on the initial access vector, the ransomware strain, and the total number of impacted individuals were not publicly provided.
At least one customer of Canada Computers
December 26, 2025
•[ Magecart, card skimming, data leak ]
Canada Computers acknowledged a web-based data security incident affecting its online store after a Magecart-style card-skimming script was found embedded on the checkout page. According to reporting, a shopper identified the suspicious script on January 18, 2026, and the malicious code was removed after the findings were publicized. Archived versions of the checkout page suggested the skimmer may have been active since at least late December 2025, meaning payment-form data entered by customers during that window could have been captured. Canada Computers customer notice said an unauthorized user may have accessed customer information such as names, email addresses, and possibly credit card numbers; customers were advised to monitor statements and consider replacing cards.
American Vanguard
January 10, 2026
•[ data leak, data exfiltration, unauthorized access ]
The Osiris threat group gained unauthorized access to American Vanguard systems in early January 2026 and exfiltrated corporate and financial data. Security reporting and attacker leak listings indicate data theft, though no explicit confirmation of file encryption was reported. Operational impacts appear linked to incident response and remediation activities.
Jupiter Medical Center (via third party health records vendor)
January 1, 2025
•[ data breach, healthcare, third party risk ]
Jupiter Medical Center issued a warning/notice describing a data breach tied to a data security incident dating back to January 2025. The report indicates the healthcare organization investigated the incident and proceeded with notification and remediation steps in 2026. Because the accessible source context here does not provide a clear affected-individual count or a detailed breakdown of data elements, the customer-data fields are coded as undetermined.
Veenkoloniaal Museum (Veendam)
January 7, 2026
•[ ransomware, unauthorized access, data theft ]
The Veenkoloniaal Museum in Veendam experienced a ransomware incident discovered on January 7, 2026, in which the LockBit group gained unauthorized access to systems. Data was stolen and files were rendered inaccessible, affecting digital records and image archives. Individuals whose personal data was involved were notified. The museum restored systems from backups and declined to negotiate with the attackers.
Local Government Services Portal (KOVTP)
January 22, 2026
•[ cyberattack, denial-of-service, service disruption ]
A Russian-language summary report stated that the portal for local government services (KOVTP) was subjected to a large-scale cyberattack that disrupted availability. The incident was presented as a service disruption affecting public access, consistent with an external denial-of-service scenario. The available summary did not provide exact downtime, traffic characteristics, or evidence of data theft, so the record is coded as disruptive with undetermined duration and scope details.
PcComponentes
January 22, 2026
•[ data breach, investigation, customer data ]
TechRadar reported that the PC-components retailer PcComponentes was looking into online claims of a breach while the company denied that a confirmed customer data breach had occurred. The article focused on the investigation and the companys public position. In the accessible page text used here, there was no definitive disclosure of an attacker, a verified data set, or a confirmed number of affected customers, so the impact to customer data is coded as undetermined.
TELEPORT.RF
January 22, 2026
•[ DDoS attack, availability disruption, denial-of-service ]
The Russian-language news outlet Teleport RF reported that its website (teleport2001.ru) was subjected to a DDoS attack. The report described disruptions to site availability consistent with a traffic-flooding denial-of-service, affecting readers ability to access content. No claims of data theft or system compromise beyond availability disruption were described in the article.
City of Trier's website
January 8, 2025
•[ DDoS, hacktivism, availability attack ]
Open reporting described the municipal website for the City of Trier as being targeted by a pro-Russian hacktivist group in an availability attack, consistent with a DDoS campaign. The reporting linked the activity to NoName057(16), a group frequently associated with politically motivated denial-of-service actions against public-sector entities. The incident was characterized as a disruption of access to the public-facing website rather than a confirmed data theft. Specific metrics such as downtime length, traffic volume, and whether any internal systems were affected were not confirmed in the accessible sources used here.
The Fondation Cancer
April 18, 2025
•[ unauthorized access, email security, incident response ]
Fondation Cancer stated it detected a suspicious incident involving one of its email accounts. After analysis, its specialized IT provider concluded there had been malicious access into part of the organizations email mailboxes and implemented containment measures to stop the intrusion. The foundation indicated it informed partners and Luxembourgs national data protection commission promptly. In its communication, the organization said it had no indication that its internal data were disclosed, stolen, or copied, and that patient-service data were not affected. It also emphasized that the event did not impact the foundations financial operations because financial transactions are processed through separate secure connections.
public.lu
January 19, 2026
•[ DDoS attack, denial-of-service, service disruption ]
Luxembourgs state web domain public.lu experienced a DDoS attack that made several government websites unreachable for roughly forty minutes in the morning (approximately 7:588:39). The national IT center (CTIE) confirmed the incident and stated the disruption was a traffic-flooding denial-of-service event rather than an attempt to expose sensitive data. Impacted sites reported included guichet.lu, Legalux, and CTIEs own web presence; services later returned to normal.
Raaga
December 15, 2025
•[ data leak, unauthorized access, credential stuffing ]
Raaga confirmed that an unauthorized party accessed a legacy database and that the extracted user data was later advertised for sale on an underground hacking forum during December 2025. Reporting described the exposed dataset as affecting more than 10.2 million user accounts and including personal and account-related fields such as names, email addresses, usernames, hashed passwords, and account creation dates, with partial location data in some cases. The company stated it secured the relevant access points tied to the exposed system, reset passwords for impacted accounts, and implemented additional monitoring while working with cybersecurity specialists and notifying law enforcement. Even without payment data, the combination of emails and password hashes creates elevated risk of credential stuffing, targeted phishing, and account takeover.
Middlesex Sheriff's Office
January 1, 2025
•[ data breach, protected health information, HIPAA ]
The Middlesex Sheriffs Office reported that a security breach occurred in January 2025 and that a comprehensive investigation (with state/federal law enforcement and private cybersecurity vendors) determined on November 19, 2025 that the incident involved unauthorized access to protected health information. The exposed PHI may have included names, home addresses, dates of birth, diagnoses, and other general health information related to individuals who may have received medical care through the Sheriffs Office. Public reporting indicated the breach represented a HIPAA-related incident; the organization did not specify the number of affected individuals in the public notice and did not disclose the initial access vector or whether any data was exfiltrated beyond unauthorized viewing/access.
Hyatt
January 19, 2026
•[ ransomware, data leak, double-extortion ]
A ransomware group calling itself NightSpire publicly claimed on January 19, 2026 that it attacked Hyatt and exfiltrated 48.5GB of data originating from the Hyatt Place Chelsea New York hotel. The actors published samples that appeared to include internal company documents such as invoices, expense reports containing employee names, contact information, signatures, and partner company data, and researchers noted the sample list suggested possible exposure of employee credentials for internal tools (raising risk of further compromise). The posting indicated a free download link, consistent with double-extortion tactics where stolen data is leaked if negotiations fail. At the time of reporting, Hyatt had not publicly confirmed the breach and the claims remained unverified by the company.
