# CVE-2023-6630: Contact Form 7 – Dynamic Text Extension <= 4.1.0 - Insecure Direct Object Reference

> Authenticated attackers can access arbitrary post metadata via insecure direct object reference in the Contact Form 7 Dynamic Text Extension plugin.

- **Severity:** Medium 4.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/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:** 11 Jan 2024
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-c2vp-9842-2xq2

## What is CVE-2023-6630?

CVE-2023-6630 is a medium-severity vulnerability in sevenspark Contact Form 7 – Dynamic Text Extension, published on 11 Jan 2024. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The Contact Form 7 – Dynamic Text Extension plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 4.1.0 via the CF7_get_custom_field and CF7_get_current_user shortcodes due to missing validation on a user controlled key. This makes it possible for authenticated attackers with contributor access or higher to access arbitrary metadata of any post type, referencing the post by id and the meta by key.

Weakness: CWE-639 (Authorization Bypass Through User-Controlled Key), CWE-359 (Exposure of Private Personal Information to an Unauthorized Actor)

## Which versions are affected by CVE-2023-6630?

It affects 1 product.


Products: Rocklobster Contact Form 7.

## How do I fix CVE-2023-6630?

No fix has been published for CVE-2023-6630 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-6630 being exploited?

There is no known exploitation of CVE-2023-6630 in the wild and no public exploit code.

## Other vulnerabilities in sevenspark Contact Form 7 – Dynamic Text Extension

- [CVE-2020-35489](https://insights.sbomify.com/CVE-2020-35489/): File upload in n/a (critical 10.0)
- [CVE-2018-20979](https://insights.sbomify.com/CVE-2018-20979/): Privilege escalation in n/a (critical 9.8)
- [CVE-2021-24159](https://insights.sbomify.com/CVE-2021-24159/): Contact Form 7 Style <= 3.1.9 - Cross-Site Request Forgery to Stored Cross-Site Scripting (high 8.8)
- [CVE-2023-6449](https://insights.sbomify.com/CVE-2023-6449/): Contact Form 7 <= 5.8.3 - Authenticated (Editor+) Arbitrary File Upload (medium 6.6)
- [CVE-2024-4704](https://insights.sbomify.com/CVE-2024-4704/): Contact Form 7 < 5.9.5 - Unauthenticated Open Redirect (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-6630 and fix it if it is affected.

What it is: CVE-2023-6630 is a medium-severity vulnerability in sevenspark Contact Form 7 – Dynamic Text Extension, published on 11 Jan 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-6630 in the wild and no public exploit code.

Affected product: sevenspark Contact Form 7 – Dynamic Text Extension. 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-2023-6630/ (Markdown: https://insights.sbomify.com/CVE-2023-6630/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-6630
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-6630
- OSV: https://osv.dev/vulnerability/CVE-2023-6630

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-6630/
Summaries are generated and may contain mistakes; the official description above is the record.