# CVE-2021-24144: Contact Form 7 Database Addon < 1.2.5.6 - CSV Injection

> Remote attackers can inject malicious formulas into CSV exports, potentially leading to code execution when files are opened in spreadsheet software.

- **Severity:** High 7.8 (`CVSS:3.1/AV:L/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:** Local or same network only
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 18 Mar 2021
- **Updated:** 3 Aug 2024
- **Also known as:** GHSA-gcp2-r7p4-r5p4

## What is CVE-2021-24144?

CVE-2021-24144 is a high-severity vulnerability in Unknown Contact Form 7 Database Addon, published on 18 Mar 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

### Official description

Unvalidated input in the Contact Form 7 Database Addon plugin, versions before 1.2.5.6, was prone to a vulnerability that lets remote attackers inject arbitrary formulas into CSV files.

Weakness: CWE-1236 (Improper Neutralization of Formula Elements in a CSV File), CWE-74 (Improper Neutralization of Special Elements in Output Used by a Downstream Component)

## Which versions are affected by CVE-2021-24144?

It affects 1 product.


Products: Ciphercoin Contact Form 7 Database Addon.

## How do I fix CVE-2021-24144?

No fix has been published for CVE-2021-24144 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-24144 being exploited?

There is no known exploitation of CVE-2021-24144 in the wild and no public exploit code.

## Other vulnerabilities in Unknown Contact Form 7 Database Addon

- [CVE-2022-3634](https://insights.sbomify.com/CVE-2022-3634/): Contact Form 7 Database Addon < 1.2.6.5 - CSV Injection (critical 9.8)
- [CVE-2021-36886](https://insights.sbomify.com/CVE-2021-36886/): WordPress Contact Form 7 Database Addon – CFDB7 plugin <= 1.2.5.9 - Cross-Site Request Forgery (CSRF) vulnerability (medium 6.5)
- [CVE-2025-6740](https://insights.sbomify.com/CVE-2025-6740/): Contact Form 7 Database Addon <= 1.3.1 - Unauthenticated Stored Cross-Site Scripting via tmpD Parameter (medium 6.1)
- [CVE-2021-36885](https://insights.sbomify.com/CVE-2021-36885/): Cross-site scripting in Contact Form 7 Database Addon – CFDB7 (WordPress plugin) (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-24144 and fix it if it is affected.

What it is: CVE-2021-24144 is a high-severity vulnerability in Unknown Contact Form 7 Database Addon, published on 18 Mar 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2021-24144 in the wild and no public exploit code.

Affected product: Unknown Contact Form 7 Database Addon. 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-2021-24144/ (Markdown: https://insights.sbomify.com/CVE-2021-24144/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-24144
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-24144
- OSV: https://osv.dev/vulnerability/CVE-2021-24144

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-24144/
Summaries are generated and may contain mistakes; the official description above is the record.