CVE-2022-41719: Messagepack Project Messagepack

High severity, CVSS 7.5. EPSS: 1.1% chance of exploitation in the next 30 days.

Unmarshal can panic on some inputs, possibly allowing for denial of service attacks.

Affected products

• Messagepack Project Messagepack: before 2.1.1 (fixed in 2.1.1)

Published 2022-11-10. Last modified 2026-06-17.