# CVE-2021-34668: WordPress Real Media Library <= 4.14.1 Author-only Stored Cross-Site Scripting

> Author-level attackers can inject arbitrary web scripts via folder names in the Real Media Library plugin, potentially compromising other users.

- **Severity:** Medium 6.4 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/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:** Not needed
- **Fix available:** No
- **Published:** 30 Aug 2021
- **Updated:** 5 May 2025
- **Also known as:** GHSA-7j9q-9jrq-65rh

## What is CVE-2021-34668?

CVE-2021-34668 is a medium-severity cross-site scripting vulnerability in devowl.io WordPress Real Media Library, published on 30 Aug 2021. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The WordPress Real Media Library WordPress plugin is vulnerable to Stored Cross-Site Scripting via the name parameter in the ~/inc/overrides/lite/rest/Folder.php file which allows author-level attackers to inject arbitrary web scripts in folder names, in versions up to and including 4.14.1.

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

## Which versions are affected by CVE-2021-34668?

It affects 1 product.


Products: Devowl Real Media Library.

## How do I fix CVE-2021-34668?

No fix has been published for CVE-2021-34668 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-34668 being exploited?

There is no known exploitation of CVE-2021-34668 in the wild and no public exploit code.

## Other vulnerabilities in devowl.io WordPress Real Media Library

- [CVE-2024-2328](https://insights.sbomify.com/CVE-2024-2328/): Real Media Library <= 4.22.11 - Authenticated (Author+) Stored Cross-Site Scripting (medium 6.4)
- [CVE-2024-2027](https://insights.sbomify.com/CVE-2024-2027/): Cross-site scripting in Real Media Library: Media Library Folder & File Manager (medium 6.4)
- [CVE-2023-0285](https://insights.sbomify.com/CVE-2023-0285/): Real Media Library < 4.18.29 - Author+ Stored XSS (medium 5.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-34668 and fix it if it is affected.

What it is: CVE-2021-34668 is a medium-severity cross-site scripting vulnerability in devowl.io WordPress Real Media Library, published on 30 Aug 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2021-34668 in the wild and no public exploit code.

Affected product: devowl.io WordPress Real Media Library. 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-2021-34668/ (Markdown: https://insights.sbomify.com/CVE-2021-34668/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-34668
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-34668
- OSV: https://osv.dev/vulnerability/CVE-2021-34668

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-34668/
Summaries are generated and may contain mistakes; the official description above is the record.