How severe is CVE-2022-41719?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Github.com/shamaton/msgpack/v2

CVE-2022-41719

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

Published 2022-11-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.011 (64.6th percentile), scored 2026-10-04.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: +0.000

Affected products

Github.com/shamaton/msgpack/v2 — versions 0
Messagepack Project

References

github.com/shamaton/msgpack/issues/31 (Exploit, Patch, Third Party Advisory, Issue Tracking)
github.com/shamaton/msgpack/pull/32 (Patch, Third Party Advisory)
pkg.go.dev/vuln/GO-2022-0972 (Third Party Advisory)

Frequently asked questions

What is CVE-2022-41719?: CVE-2022-41719 is a high-severity vulnerability in Github.com/shamaton/msgpack/v2. CVSS score: 7.5/10. Published 2022-11-10.
How severe is CVE-2022-41719?: High severity. CVSS v3 base score is 7.5 out of 10.