CVE-2018-6875: Shapeshift Keepkey Firmware

High severity, CVSS 7.5. EPSS: 1.1% chance of exploitation in the next 30 days.

Format String vulnerability in KeepKey version 4.0.0 allows attackers to trigger information display (of information that should not be accessible), related to text containing characters that the device's font lacks.

Affected products

• Shapeshift Keepkey Firmware: version 4.0.0 only

Published 2018-03-14. Last modified 2026-06-17.