News•Mar 3, 2026
Geekery: Bookending the COROS Security Debacle of 2025
Last summer, COROS disclosed a series of severe Bluetooth security vulnerabilities affecting every model in its smartwatch lineup. Initially downplayed, the company pivoted quickly, implementing extensive firmware patches and architectural overhauls across all devices. Security researcher Moritz Abrell documented the full discovery and remediation process in a conference talk and detailed blog post. COROS now provides a public matrix linking each watch to the specific fixes applied.
