CVE-2022-0570: Mruby

Critical severity, CVSS 9.8. EPSS: 1.2% chance of exploitation in the next 30 days.

Heap-based Buffer Overflow in Homebrew mruby prior to 3.2.

Affected products

• Mruby Mruby: up to and including 3.1

Published 2022-02-14. Last modified 2026-06-17.