# CVE-2023-6826: E2Pdf <= 1.20.25 - Authenticated (Administrator+) Arbitrary File Upload

> Authenticated administrators can upload arbitrary files via the import function, potentially leading to remote code execution on the server.

- **Severity:** High 7.2 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 15 Dec 2023
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-9qxf-hph3-rmgg

## What is CVE-2023-6826?

CVE-2023-6826 is a high-severity vulnerability in oleksandrz E2Pdf – Export Pdf Tool for WordPress, published on 15 Dec 2023. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

The E2Pdf plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation on the 'import_action' function in versions up to, and including, 1.20.25. This makes it possible for authenticated attackers with a role that the administrator previously granted access to the plugin, to upload arbitrary files on the affected site's server which may make remote code execution possible.

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

## Which versions are affected by CVE-2023-6826?

It affects 1 product.


Products: E2pdf E2pdf.

## How do I fix CVE-2023-6826?

No fix has been published for CVE-2023-6826 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-6826 being exploited?

There is no known exploitation of CVE-2023-6826 in the wild and no public exploit code.

## Other vulnerabilities in oleksandrz E2Pdf – Export Pdf Tool for WordPress

- [CVE-2023-50849](https://insights.sbomify.com/CVE-2023-50849/): WordPress e2pdf Plugin <= 1.20.23 is vulnerable to SQL Injection (high 7.6)
- [CVE-2023-46154](https://insights.sbomify.com/CVE-2023-46154/): WordPress e2pdf Plugin <= 1.20.18 is vulnerable to PHP Object Injection (medium 6.6)
- [CVE-2025-62068](https://insights.sbomify.com/CVE-2025-62068/): WordPress e2pdf plugin <= 1.28.09 - Cross Site Scripting (XSS) vulnerability (medium 6.5)
- [CVE-2024-43318](https://insights.sbomify.com/CVE-2024-43318/): WordPress E2Pdf – Export To Pdf Tool for WordPress plugin <= 1.25.05 - Cross Site Scripting (XSS) vulnerability (medium 6.5)
- [CVE-2024-37415](https://insights.sbomify.com/CVE-2024-37415/): WordPress E2Pdf plugin <= 1.20.27 - Broken Access Control vulnerability (medium 5.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-6826 and fix it if it is affected.

What it is: CVE-2023-6826 is a high-severity vulnerability in oleksandrz E2Pdf – Export Pdf Tool for WordPress, published on 15 Dec 2023. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-6826 in the wild and no public exploit code.

Affected product: oleksandrz E2Pdf – Export Pdf Tool for WordPress. 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-2023-6826/ (Markdown: https://insights.sbomify.com/CVE-2023-6826/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-6826
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-6826
- OSV: https://osv.dev/vulnerability/CVE-2023-6826

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From sbomify Insights: https://insights.sbomify.com/CVE-2023-6826/
Summaries are generated and may contain mistakes; the official description above is the record.