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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 // DexCom // Products

Dexcom G6 Continuous Glucose Monitoring (CGM) System

Integrated Continuous Glucose Monitoring System, Factory Calibrated. Attributes come from DexCom's own public documentation for this product.

Attributes

Signals
Mobile app User accounts Closed-loop control Handles patient data Cloud connectivity Remote access Wireless connectivity Named operating system Home use
Properties (MITRE EMB3D)
PID-23 Device includes OS/kernel PID-31 Application-level software is present and running on the device PID-33 Device includes interactive applications, services, or user interfaces PID-34 Device stores logs of application events and information PID-41 Device exposes remote network services PID-411 Device exposes remote services with the ability to send, receive, view or modify sensitive information or configurations PID-4113 Device includes cryptographic functions for sensitive data, such as encryption or authentication
Attributes: component types
API Cloud Service Display Generic Application Library Local Application Local Service Mobile Application Operating System Pump Sensor Modules User Interface Wireless Module
Attributes: interface types
BLE Wireless
Attributes: assets
Calibration Data Patient Data Sensor Data
Attributes: dataflows
Cloud to Client Software via Partner Web APIs (iCGM data) Dexcom Clarity app to Doctor: shared glucose progress G6 CGM System to Automated Insulin Dosing (AID) systems G6 CGM System to Digitally Connected Devices: EGV and other information, wirelessly and securely Mobile App to Another App on the same mobile platform Mobile App to Software Device via Cloud Sensor to Transmitter (electrical current measurements) Sensor to Transmitter: electrical current from glucose conversion Transmitter to Receiver/Mobile App over BLE (glucose data) Transmitter to Receiver/Mobile App over BLE: glucose data

Matched threat intel

34

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 DexCom has said.

AdvisoryDateSharedDexCom status
Flow Neuroscience FL-100 ships a shared Bluetooth credential in every unitAug 13, 2026Same property (MITRE EMB3D)PID-411No feedback feed from manufacturer
Mira’s cloud login accepted any password and returned a session tokenAug 11, 2026Same property (MITRE EMB3D)PID-411No feedback feed from manufacturer
Missing authentication lets an attacker rewrite a cardiac wearableMay 28, 2026Same property (MITRE EMB3D)PID-411No feedback feed from manufacturer
A hard-coded VNC password on a bioreactor, base score 9.8May 26, 2026Same property (MITRE EMB3D)PID-411No feedback feed from manufacturer
Compounding software that did not encrypt its database traffic by defaultMay 15, 2026Same property (MITRE EMB3D)PID-4113No feedback feed from manufacturer
Missing authentication on a DNA sequencer control planeOct 21, 2025Same property (MITRE EMB3D)PID-411No feedback feed from manufacturer
A patient monitor with a hidden backdoor that phones homeJan 30, 2025Same property (MITRE EMB3D)PID-411No feedback feed from manufacturer
Baxter Welch Allyn Connex Spot Monitor used a default cryptographic keyMay 30, 2024Same property (MITRE EMB3D)PID-4113No feedback feed from manufacturer
Fresenius lists Conox anesthesia monitor as affected by BLUFFS Bluetooth flawApr 10, 2024Same property (MITRE EMB3D)PID-4113No feedback feed from manufacturer
Philips PIC iX and Efficia CM Series carry a hard-coded key and weak cryptoNov 18, 2021Same property (MITRE EMB3D)PID-4113No feedback feed from manufacturer
GE Healthcare imaging and ultrasound systems expose default service credentialsDec 8, 2020Same property (MITRE EMB3D)PID-411No feedback feed from manufacturer
Philips IntelliVue monitors and PIC iX skip certificate revocation and crash on bad inputSep 10, 2020Same property (MITRE EMB3D)PID-4113No feedback feed from manufacturer
Philips DreamMapper 2.24 and earlier write attacker-useful details to log filesJul 30, 2020Same property (MITRE EMB3D)PID-34No feedback feed from manufacturer
BIOTRONIK CardioMessenger II-S home monitors store recoverable credentials and leak them in cleartextJun 18, 2020Same property (MITRE EMB3D)PID-4113No feedback feed from manufacturer
Philips IntelliBridge Enterprise writes plaintext EMR credentials into its transaction logsJun 11, 2020Same property (MITRE EMB3D)PID-34No feedback feed from manufacturer
Philips IntelliBridge EC40 and EC80 hubs allow weak SSH ciphersNov 14, 2019Same property (MITRE EMB3D)PID-4113No feedback feed from manufacturer
Philips HealthSuite Health Android app uses encryption too weak for its dataDec 6, 2018Same property (MITRE EMB3D)PID-4113No feedback feed from manufacturer
Medtronic MyCareLink 24950 and 24952 monitors store upload credentials in a recoverable formatAug 7, 2018Same property (MITRE EMB3D)PID-4113No feedback feed from manufacturer
Boston Scientific ZOOM LATITUDE PRM uses a hard-coded key and leaves patient data unencryptedOct 19, 2017Same property (MITRE EMB3D)PID-4113No feedback feed from manufacturer
Stored passwords recoverable in a Siemens imaging platformFeb 10, 2026Exposed to the same EMB3D threatTID-221No feedback feed from manufacturer
A DICOM viewer that did not check its update server certificateFeb 20, 2025Exposed to the same EMB3D threatTID-316No feedback feed from manufacturer
MicroDicom DICOM Viewer 2024.03 fails to validate its update server certificateFeb 6, 2025Exposed to the same EMB3D threatTID-316No feedback feed from manufacturer
BD Alaris Infusion Central leaves a recoverable database password after installationFeb 16, 2023Exposed to the same EMB3D threatTID-221No feedback feed from manufacturer
Canon Medical flags FragAttacks Wi-Fi flaws in wireless FPD and ultrasound wireless optionsJul 4, 2022Exposed to the same EMB3D threatTID-411No 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
Baxter PrismaFlex and PrisMax send treatment data to EMR systems without encryption or authenticationJun 18, 2020Exposed to the same EMB3D threatTID-411No feedback feed from manufacturer
Baxter Phoenix hemodialysis system sends treatment and prescription data in cleartextJun 18, 2020Exposed to the same EMB3D threatTID-411No feedback feed from manufacturer
Medtronic CareLink 9790, 2090 and Encore 29901 programmers store patient data unencryptedDec 13, 2018Exposed to the same EMB3D threatTID-221No 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
Philips Alice 6 through R8.0.3 lacks authentication and encryption between nodesMar 27, 2018Exposed to the same EMB3D threatTID-411No feedback feed from manufacturer
Philips IntelliSpace Cardiovascular and Xcelera store credentials in cleartextNov 14, 2017Exposed to the same EMB3D threatTID-221No feedback feed from manufacturer
Smiths Medical Medfusion 4000 syringe pump ships hard-coded wireless, FTP and Telnet credentialsSep 7, 2017Exposed to the same EMB3D threatTID-316No feedback feed from manufacturer
BD Alaris 8000 PC unit stores wireless network credentials unencrypted in flash memoryJan 17, 2017Exposed to the same EMB3D threatTID-221No feedback feed from manufacturer
Animas OneTouch Ping insulin pump accepts replayed and unencrypted radio commandsOct 5, 2016Exposed to the same EMB3D threatTID-221No feedback feed from manufacturer

Threats and weaknesses in matched advisories

MITRE EMB3D threats
TID-108 ROM/NVRAM Data Extraction or Modification TID-116 Latent Privileged Access Port TID-202 Exploitable System Network Stack Component TID-210 Device Vulnerabilities Unpatchable TID-211 Device Allows Unauthenticated Firmware Installation TID-213 Faulty FW/SW Update Integrity Verification TID-215 Unencrypted SW/FW Updates TID-221 Authentication Bypass By Message Replay TID-222 Critical System Service May Be Disabled TID-224 Excessive Access via Software Diagnostic Features TID-226 Device leaks security information in logs TID-310 Remotely Accessible Unauthenticated Services TID-311 Default Credentials TID-313 Unauthenticated Session Changes Credential TID-314 Passwords Can Be Guessed Using Brute-Force Attempts TID-316 Incorrect Certificate Verification Allows Authentication Bypass TID-317 Predictable Cryptographic Key TID-318 Insecure Cryptographic Implementation TID-319 Cross Site Scripting (XSS) TID-324 HTTP Direct Object Reference TID-327 Out of Bounds Memory Access TID-328 Hardcoded Credentials TID-329 Improper Password Storage TID-401 Undocumented Protocol Features TID-404 Remotely Triggerable Deadlock/DoS TID-405 Network Stack Resource Exhaustion TID-406 Unauthorized Messages or Connections TID-407 Missing Message Replay Protection TID-408 Unencrypted Sensitive Data Communication TID-411 Weak/Insecure Cryptographic Protocol
CWE weaknesses
CWE-1104 Use of Unmaintained Third Party Components CWE-1188 Insecure Default Initialization of Resource CWE-1390 Weak Authentication CWE-1392 Use of Default Credentials CWE-1395 Dependency on Vulnerable Third-Party Component CWE-20 Improper Input Validation CWE-200 Exposure of Sensitive Information to an Unauthorized Actor CWE-276 Incorrect Default Permissions CWE-284 Improper Access Control CWE-287 Improper Authentication CWE-290 Authentication Bypass by Spoofing CWE-294 Authentication Bypass by Capture-replay CWE-306 Missing Authentication for Critical Function CWE-319 Cleartext Transmission of Sensitive Information CWE-321 Use of Hard-coded Cryptographic Key CWE-326 Inadequate Encryption Strength CWE-345 Insufficient Verification of Data Authenticity CWE-400 Uncontrolled Resource Consumption CWE-476 NULL Pointer Dereference CWE-494 Download of Code Without Integrity Check CWE-506 Embedded Malicious Code CWE-522 Insufficiently Protected Credentials CWE-639 Authorization Bypass Through User-Controlled Key CWE-798 Use of Hard-coded Credentials CWE-912 Hidden Functionality CWE-916 Use of Password Hash With Insufficient Computational Effort