# CVE-2020-2176: XSS vulnerability in Jenkins useMango Runner Plugin

> Attackers controlling useMango service responses can inject scripts into Jenkins form validation endpoints, potentially executing code in user sessions.

- **Severity:** Medium 5.4 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** Yes
- **Published:** 7 Apr 2020
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-5x89-75r7-8rjh

## What is CVE-2020-2176?

CVE-2020-2176 is a medium-severity cross-site scripting vulnerability in Jenkins useMango Runner Plugin, published on 7 Apr 2020. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

Multiple form validation endpoints in Jenkins useMango Runner Plugin 1.4 and earlier do not escape values received from the useMango service, resulting in a cross-site scripting (XSS) vulnerability exploitable by users able to control the values returned from the useMango service.

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2020-2176?

2 open source packages ship an affected version, including it.infuse.jenkins:usemango-runner. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `it.infuse.jenkins:usemango-runner` | Maven | All versions | 1.5 |
| `it.infuse.jenkins:usemango-runner` | Maven | All versions | 1.5 |

Products: Jenkins Usemango Runner.

## How do I fix CVE-2020-2176?

Upgrade it.infuse.jenkins:usemango-runner to 1.5 or later.

## Is CVE-2020-2176 being exploited?

There is no known exploitation of CVE-2020-2176 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-2176 and fix it if it is affected.

What it is: CVE-2020-2176 is a medium-severity cross-site scripting vulnerability in Jenkins useMango Runner Plugin, published on 7 Apr 2020. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2020-2176 in the wild and no public exploit code.

Affected packages and fixed versions:
- it.infuse.jenkins:usemango-runner (Maven): affected all versions; fixed in 1.5
- it.infuse.jenkins:usemango-runner (Maven): affected all versions; fixed in 1.5

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2020-2176/ (Markdown: https://insights.sbomify.com/CVE-2020-2176/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-2176
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-2176
- OSV: https://osv.dev/vulnerability/CVE-2020-2176

---
From sbomify Insights: https://insights.sbomify.com/CVE-2020-2176/
Summaries are generated and may contain mistakes; the official description above is the record.