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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 // Abbott // Products

FreeStyle Libre 2 Flash Glucose Monitoring System

Integrated Continuous Glucose Monitoring System, Factory Calibrated, Not For Use With Automated Insulin Delivery Systems. Attributes come from Abbott's own public documentation for this product.

Attributes

Signals
Mobile app Handles patient data Wireless connectivity Home use
Properties (MITRE EMB3D)
PID-23 Device includes OS/kernel PID-31 Application-level software is present and running on the device PID-41 Device exposes remote network services
Platform
Android iOS
Attributes: component types
Display Generic Application Local Service Mobile Application Operating System Sensor Modules
Attributes: interface types
BLE RFID
Attributes: assets
Sensor Data

Matched threat intel

5

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 Abbott has said.

AdvisoryDateSharedAbbott status
BPL PWS-01-BT weighing scale sends unencrypted, unauthenticated BLE data to the Be Well appSep 10, 2024Same platformAndroidNo feedback feed from manufacturer
Medtronic MyCareLink Smart 25000 reader allows Bluetooth authentication bypass and unsigned firmwareDec 10, 2020Same platformiOS 10No feedback feed from manufacturer
Apollo Pharmacy APG-01 BT glucose meter sends readings over BLE in cleartextJun 18, 2026Same attributes (interface and component types)BLE, Mobile ApplicationNo feedback feed from manufacturer
Fresenius lists Conox anesthesia monitor as affected by BLUFFS Bluetooth flawApr 10, 2024Same signalsNo 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-202No feedback feed from manufacturer

Threats and weaknesses in matched advisories

MITRE EMB3D threats
TID-202 Exploitable System Network Stack Component TID-210 Device Vulnerabilities Unpatchable TID-213 Faulty FW/SW Update Integrity Verification TID-224 Excessive Access via Software Diagnostic Features TID-310 Remotely Accessible Unauthenticated Services TID-327 Out of Bounds Memory Access 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-1395 Dependency on Vulnerable Third-Party Component 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-326 Inadequate Encryption Strength