Critical (9.8) in universal-robots cb3.1 firmware. EPSS 5.0% chance of exploitation in the next 30 days.
In Universal Robots Robot Controllers Version CB 3.1, SW Version 3.4.5-100, ports 30001/TCP to 30003/TCP listen for arbitrary URScript code and execute the code. This enables a remote attacker who has access to the ports to remotely execute code that may allow root access to be obtained.
Severity
CVSS 3.0
9.8 critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
5.0% chance of exploitation in the next 30 days; higher than 92% of CVEs (scores of 2026-10-31)