# CVE-2018-14846: Cross-site scripting in n/a

> Stored XSS in Mondula Multi Step Form plugin allows attackers to inject scripts, potentially leading to session hijacking or malicious actions.

- **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:** 20 Dec 2018
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-w6m4-38f4-rjq7

## What is CVE-2018-14846?

CVE-2018-14846 is a medium-severity cross-site scripting vulnerability in n/a, published on 20 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 Mondula Multi Step Form plugin before 1.2.8 for WordPress has multiple stored XSS via wp-admin/admin-ajax.php.

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

## Which versions are affected by CVE-2018-14846?

It affects 1 product.


Products: Mondula Multi Step Form.

## How do I fix CVE-2018-14846?

No fix has been published for CVE-2018-14846 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-14846 being exploited?

There is no known exploitation of CVE-2018-14846 in the wild and no public exploit code.

## Other vulnerabilities in n/a

- [CVE-2018-14430](https://insights.sbomify.com/CVE-2018-14430/): Cross-site scripting in n/a (medium 6.1)
- [CVE-2023-50832](https://insights.sbomify.com/CVE-2023-50832/): WordPress Multi Step Form Plugin <= 1.7.13 is vulnerable to Cross Site Scripting (XSS) (medium 5.9)
- [CVE-2024-25905](https://insights.sbomify.com/CVE-2024-25905/): WordPress Multi Step Form Plugin <= 1.7.18 is vulnerable to Cross Site Request Forgery (CSRF) (medium 5.4)
- [CVE-2023-47758](https://insights.sbomify.com/CVE-2023-47758/): WordPress Multi Step Form Plugin <= 1.7.11 is vulnerable to Cross Site Request Forgery (CSRF) (medium 5.4)
- [CVE-2024-12427](https://insights.sbomify.com/CVE-2024-12427/): Multi Step Form <= 1.7.23 - Missing Authorization to Unauthenticated Limited File Upload (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-14846 and fix it if it is affected.

What it is: CVE-2018-14846 is a medium-severity cross-site scripting vulnerability in n/a, published on 20 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-2018-14846 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-2018-14846/ (Markdown: https://insights.sbomify.com/CVE-2018-14846/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-14846
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-14846
- OSV: https://osv.dev/vulnerability/CVE-2018-14846

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-14846/
Summaries are generated and may contain mistakes; the official description above is the record.