LIVE FEED
A proposed class action accuses University Hospitals of negligence after an October 22 cyberattack that took its MyChart portal offline; the Cleveland patient's suit, filed October 28, claims more than a million records were exposed, a number University Hospitals has not confirmed. University of New Mexico Health Sciences Center disclosed a cyberattack October 26 that diverted ambulances for about two hours; the BYOD extortion group claims it compromised 36,000 systems, a figure UNM has not confirmed. Philips updated its Node2Shell advisory October 27 for CVE-2026-111497, the Node.js Brotli decoder flaw it first flagged October 26 against PIC iX 4.x; the advisory still names no impacted products or fixed version. Philips updated its PHP2Shell advisory October 27 for CVE-2026-109618 and CVE-2026-109619, adding five more affected products including IntelliSpace Portal V12 and Philips Axon to the seven already listed. NorthShore Health Centers disclosed a data breach to patients October 27, one of several Midwest provider notifications issued that week. Denver Health Medical Plan notified more than 238,000 members October 26 about a vendor-related data incident. A proposed class action accuses University Hospitals of negligence after an October 22 cyberattack that took its MyChart portal offline; the Cleveland patient's suit, filed October 28, claims more than a million records were exposed, a number University Hospitals has not confirmed. University of New Mexico Health Sciences Center disclosed a cyberattack October 26 that diverted ambulances for about two hours; the BYOD extortion group claims it compromised 36,000 systems, a figure UNM has not confirmed. Philips updated its Node2Shell advisory October 27 for CVE-2026-111497, the Node.js Brotli decoder flaw it first flagged October 26 against PIC iX 4.x; the advisory still names no impacted products or fixed version. Philips updated its PHP2Shell advisory October 27 for CVE-2026-109618 and CVE-2026-109619, adding five more affected products including IntelliSpace Portal V12 and Philips Axon to the seven already listed. NorthShore Health Centers disclosed a data breach to patients October 27, one of several Midwest provider notifications issued that week. Denver Health Medical Plan notified more than 238,000 members October 26 about a vendor-related data incident.
Saturday, October 31, 2026 Issue #499  ·  Est. 2025
Independent brief for device makers
Manufacturers // Medtronic // Products

LINQ II Insertable Cardiac Monitor, Zelda AI ECG Classification System

Recorder, Event, Implantable Cardiac, (With Arrhythmia Detection). Attributes come from Medtronic's own public documentation for this product.

Attributes

Signals
Mobile app Handles patient data Physiological waveform processing Home use
Properties (MITRE EMB3D)
PID-28 Device stores logs of system events and information PID-31 Application-level software is present and running on the device PID-33 Device includes interactive applications, services, or user interfaces PID-41 Device exposes remote network services
Attributes: component types
Battery Circuit Board Generic Application Generic Hardware Library Local Application Local Service Mobile Application Operating System Sensor Modules User Interface
Attributes: interface types
Wireless
Attributes: assets
Patient Data Sensor Data
Attributes: dataflows
Patient to LINQ II ICM via MyCareLink Heart App or Patient Assistant (manual cardiac rhythm recording)

Matched threat intel

12

Advisories in our coverage that share an attribute with this product. A shared attribute is a lead, not a finding. The status column shows only what Medtronic has said.

AdvisoryDateSharedMedtronic status
Path traversal in Thermo Fisher's Torrent Suite lets authenticated users read server filesOct 15, 2026Exposed to the same EMB3D threatTID-226No feedback feed from manufacturer
A low-privilege user can walk past role limits in Synapse MobilityAug 21, 2025Exposed to the same EMB3D threatTID-226No feedback feed from manufacturer
Dario Health glucose monitoring app and servers exposed cross-user health dataFeb 27, 2025Exposed to the same EMB3D threatTID-226No feedback feed from manufacturer
Softneta MedDream PACS allows unauthenticated remote code executionSep 5, 2023Exposed to the same EMB3D threatTID-226No feedback feed from manufacturer
BD Synapsys sessions did not expire, risking changes to patient dataMay 31, 2022Exposed to the same EMB3D threatTID-226No feedback feed from manufacturer
LifePoint Informatics Patient Portal generated lab report PDFs from a URL and a patient IDApr 5, 2022Exposed to the same EMB3D threatTID-226No feedback feed from manufacturer
Philips Gemini PET/CT systems write sensitive data to removable media without access controlMar 25, 2021Exposed to the same EMB3D threatTID-226No feedback feed from manufacturer
Philips DreamMapper 2.24 and earlier write attacker-useful details to log filesJul 30, 2020Exposed to the same EMB3D threatTID-226No feedback feed from manufacturer
OpenClinic GA advisory lists authentication bypass, file upload and SQL abuse flawsJul 2, 2020Exposed to the same EMB3D threatTID-226No feedback feed from manufacturer
Philips IntelliBridge Enterprise writes plaintext EMR credentials into its transaction logsJun 11, 2020Exposed to the same EMB3D threatTID-226No feedback feed from manufacturer
Roche Accu-Chek and CoaguChek point of care handhelds expose a weakly protected service interfaceNov 6, 2018Exposed to the same EMB3D threatTID-226No feedback feed from manufacturer
Change Healthcare PeerVue Web Server leaks technical details in HTTP error messagesOct 4, 2018Exposed to the same EMB3D threatTID-226No feedback feed from manufacturer

Threats and weaknesses in matched advisories

MITRE EMB3D threats
TID-213 Faulty FW/SW Update Integrity Verification TID-221 Authentication Bypass By Message Replay TID-226 Device leaks security information in logs TID-310 Remotely Accessible Unauthenticated Services TID-311 Default Credentials TID-317 Predictable Cryptographic Key TID-319 Cross Site Scripting (XSS) TID-323 Path Traversal TID-324 HTTP Direct Object Reference TID-329 Improper Password Storage TID-406 Unauthorized Messages or Connections TID-408 Unencrypted Sensitive Data Communication
CWE weaknesses
CWE-1188 Insecure Default Initialization of Resource CWE-200 Exposure of Sensitive Information to an Unauthorized Actor CWE-276 Incorrect Default Permissions CWE-284 Improper Access Control CWE-294 Authentication Bypass by Capture-replay CWE-321 Use of Hard-coded Cryptographic Key CWE-639 Authorization Bypass Through User-Controlled Key CWE-916 Use of Password Hash With Insufficient Computational Effort