# CVE-2018-20368: Cross-site scripting in n/a

> Cross-site scripting vulnerability in Master Slider plugin allows attackers to inject malicious scripts via the Name input field.

- **Severity:** Medium 5.4 (`CVSS:3.0/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:** No
- **Published:** 23 Dec 2018
- **Updated:** 17 Sep 2024
- **Also known as:** GHSA-3866-cc7f-3jx4

## What is CVE-2018-20368?

CVE-2018-20368 is a medium-severity cross-site scripting vulnerability in n/a, published on 23 Dec 2018. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

The Master Slider plugin 3.2.7 and 3.5.1 for WordPress has XSS via the wp-admin/admin-ajax.php Name input field of the MSPanel.Settings value on Callback.

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

## Which versions are affected by CVE-2018-20368?

It affects 1 product.


Products: Averta Master Slider.

## How do I fix CVE-2018-20368?

No fix has been published for CVE-2018-20368 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-20368 being exploited?

There is no known exploitation of CVE-2018-20368 in the wild and no public exploit code.

## Other vulnerabilities in n/a

- [CVE-2024-32600](https://insights.sbomify.com/CVE-2024-32600/): WordPress Master Slider plugin <= 3.9.5 - PHP Object Injection vulnerability (high 8.3)
- [CVE-2024-37222](https://insights.sbomify.com/CVE-2024-37222/): WordPress Master Slider plugin <= 3.10.0 - Reflected Cross Site Scripting (XSS) vulnerability (high 7.1)
- [CVE-2023-47508](https://insights.sbomify.com/CVE-2023-47508/): WordPress Master Slider Pro Plugin <= 3.6.5 is vulnerable to Cross Site Scripting (XSS) (high 7.1)
- [CVE-2025-58025](https://insights.sbomify.com/CVE-2025-58025/): WordPress Master Slider Plugin <= 3.11.0 - Cross Site Scripting (XSS) Vulnerability (medium 6.5)
- [CVE-2024-6490](https://insights.sbomify.com/CVE-2024-6490/): Master Slider – Responsive Touch Slider <= 3.9.10 - CSRF to slider deletion (medium 6.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-20368 and fix it if it is affected.

What it is: CVE-2018-20368 is a medium-severity cross-site scripting vulnerability in n/a, published on 23 Dec 2018. 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-2018-20368 in the wild and no public exploit code.

Affected product: n/a. No package-level version data is available, so check the vendor advisory linked from the reference page.

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-2018-20368/ (Markdown: https://insights.sbomify.com/CVE-2018-20368/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-20368
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-20368
- OSV: https://osv.dev/vulnerability/CVE-2018-20368

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-20368/
Summaries are generated and may contain mistakes; the official description above is the record.