# CVE-2024-28890: File upload in Forminator

> Remote attackers can upload dangerous files to access sensitive data, modify the site, or cause denial of service in the Forminator WordPress plugin.

- **Severity:** Medium 5.3 (`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 23 Apr 2024
- **Updated:** 18 Nov 2024
- **Also known as:** GHSA-5q9m-f76w-7rm3

## What is CVE-2024-28890?

CVE-2024-28890 is a medium-severity vulnerability in WPMU DEV Forminator, published on 23 Apr 2024. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Forminator prior to 1.29.0 contains an unrestricted upload of file with dangerous type vulnerability. If this vulnerability is exploited, a remote attacker may obtain sensitive information by accessing files on the server, alter the site that uses the plugin, and cause a denial-of-service (DoS) condition.

Weakness: CWE-434 (Unrestricted Upload of File with Dangerous Type)

## Which versions are affected by CVE-2024-28890?

It affects 1 product.


Products: Incsub Forminator.

## How do I fix CVE-2024-28890?

No fix has been published for CVE-2024-28890 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-28890 being exploited?

There is no known exploitation of CVE-2024-28890 in the wild and no public exploit code.

## Other vulnerabilities in WPMU DEV Forminator

- [CVE-2023-4596](https://insights.sbomify.com/CVE-2023-4596/): Forminator <= 1.24.6 - Unauthenticated Arbitrary File Upload (critical 9.8)
- [CVE-2025-6463](https://insights.sbomify.com/CVE-2025-6463/): Path traversal in Forminator Forms – Contact Form, Payment Form & Custom Form Builder (high 8.8)
- [CVE-2025-6464](https://insights.sbomify.com/CVE-2025-6464/): Deserialization in Forminator Forms – Contact Form, Payment Form & Custom Form Builder (high 7.5)
- [CVE-2024-7389](https://insights.sbomify.com/CVE-2024-7389/): Forminator <= 1.29.1 - HubSpot Developer API Key Sensitive Information Exposure (high 7.5)
- [CVE-2024-31077](https://insights.sbomify.com/CVE-2024-31077/): SQL injection in Forminator (high 7.2)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-28890 and fix it if it is affected.

What it is: CVE-2024-28890 is a medium-severity vulnerability in WPMU DEV Forminator, published on 23 Apr 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2024-28890 in the wild and no public exploit code.

Affected product: WPMU DEV Forminator. 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-2024-28890/ (Markdown: https://insights.sbomify.com/CVE-2024-28890/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-28890
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-28890
- OSV: https://osv.dev/vulnerability/CVE-2024-28890

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-28890/
Summaries are generated and may contain mistakes; the official description above is the record.