What is CVE-2020-7622?

CVE-2020-7622 is a medium-severity vulnerability in Jooby. CVSS score: 6.5/10. Published 2020-04-06.

How severe is CVE-2020-7622?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Jooby

CVE-2020-7622

This affects the package io.jooby:jooby-netty before 1.6.9, from 2.0.0 and before 2.2.1. The DefaultHttpHeaders is set to false which means it does not validates that the header isn't being abused for HTTP Response Splitting.

Published 2020-04-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.016 (74.9th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 74.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000

Affected products

Jooby
Io.jooby:jooby-Netty — versions unspecified, 2.0.0

References

snyk.io/vuln/SNYK-JAVA-IOJOOBY-564249 (Patch, Third Party Advisory)
github.com/jooby-project/jooby/commit/b66e3342cf95205324023cfdf2cb5811e8a6dcf4 (Patch, Third Party Advisory)
github.com/jooby-project/jooby/security/advisories/GHSA-gv3v-92v6-m48j (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-7622?: CVE-2020-7622 is a medium-severity vulnerability in Jooby. CVSS score: 6.5/10. Published 2020-04-06.
How severe is CVE-2020-7622?: Medium severity. CVSS v3 base score is 6.5 out of 10.