CVE-2021-47663: Franka Robotics Franka Emika Robot

High severity, CVSS 8.1. EPSS: 0.5% chance of exploitation in the next 30 days.

Due to improper JSON Web Tokens implementation an unauthenticated remote attacker can guess a valid session ID and therefore impersonate a user to gain full access.

Affected products

• Franka Robotics Franka Emika Robot: from 0.0.0, up to and including 4.0.3

Published 2025-04-24. Last modified 2026-06-17.