CVE-2021-31660: Riot-OS Riot

High severity, CVSS 7.5. EPSS: 1.3% chance of exploitation in the next 30 days.

RIOT-OS 2021.01 before commit 85da504d2dc30188b89f44c3276fc5a25b31251f contains a buffer overflow which could allow attackers to obtain sensitive information.

Affected products

• Riot-OS Riot: version 2021.01 only

Published 2021-06-18. Last modified 2026-06-17.