# CVE-2021-25051: Modal Window < 5.2.2 - RFI leading to RCE via CSRF

> An attacker can achieve remote code execution via CSRF by exploiting arbitrary file inclusion in the Modal Window WordPress plugin.

- **Severity:** High 8.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 10 Jan 2022
- **Updated:** 3 Aug 2024
- **Also known as:** GHSA-8g5c-c435-6rx7

## What is CVE-2021-25051?

CVE-2021-25051 is a high-severity code injection vulnerability in Unknown Modal Window – create popup modal window, published on 10 Jan 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

The Modal Window WordPress plugin before 5.2.2 within the wow-company admin menu page allows to include() arbitrary file with PHP extension (as well as with data:// or http:// protocols), thus leading to CSRF RCE.

Weakness: CWE-352 (Cross-Site Request Forgery)

## Which versions are affected by CVE-2021-25051?

It affects 1 product.


Products: Wow-Company Modal Window.

## How do I fix CVE-2021-25051?

No fix has been published for CVE-2021-25051 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-25051 being exploited?

There is no known exploitation of CVE-2021-25051 in the wild and no public exploit code.

## Other vulnerabilities in Unknown Modal Window – create popup modal window

- [CVE-2024-43346](https://insights.sbomify.com/CVE-2024-43346/): WordPress Modal Window – create popup modal window plugin <= 6.0.3 - Cross Site Scripting (XSS) vulnerability (medium 6.5)
- [CVE-2025-0897](https://insights.sbomify.com/CVE-2025-0897/): Modal Window <= 6.1.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via iframeBox Shortcode (medium 6.4)
- [CVE-2024-2457](https://insights.sbomify.com/CVE-2024-2457/): Cross-site scripting in Modal Window – create popup modal window (medium 6.4)
- [CVE-2023-5161](https://insights.sbomify.com/CVE-2023-5161/): Modal Window <= 5.3.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode (medium 6.4)
- [CVE-2024-3472](https://insights.sbomify.com/CVE-2024-3472/): Modal Window < 5.3.10 - Modal Deletion via CSRF (medium 5.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-25051 and fix it if it is affected.

What it is: CVE-2021-25051 is a high-severity code injection vulnerability in Unknown Modal Window – create popup modal window, published on 10 Jan 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2021-25051 in the wild and no public exploit code.

Affected product: Unknown Modal Window – create popup modal window. 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-2021-25051/ (Markdown: https://insights.sbomify.com/CVE-2021-25051/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-25051
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-25051
- OSV: https://osv.dev/vulnerability/CVE-2021-25051

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From sbomify Insights: https://insights.sbomify.com/CVE-2021-25051/
Summaries are generated and may contain mistakes; the official description above is the record.