CVE-2020-8997: Abbott Freestyle Libre Firmware

High severity, CVSS 8.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Older generation Abbott FreeStyle Libre sensors allow remote attackers within close proximity to enable write access to memory via a specific NFC unlock command. NOTE: The vulnerability is not present in the FreeStyle Libre 14-day in the U.S (announced in August 2018) and FreeStyle Libre 2 outside the U.S (announced in October 2018).

Affected products

• Abbott Freestyle Libre Firmware: affected versions not specified

Published 2020-02-16. Last modified 2026-06-17.