CVE-2022-0717: Mruby

Critical severity, CVSS 9.1. EPSS: 0.9% chance of exploitation in the next 30 days.

Out-of-bounds Read in GitHub repository mruby/mruby prior to 3.2.

Affected products

• Mruby Mruby: up to and including 3.1

Published 2022-02-23. Last modified 2026-06-17.