# CVE-2021-36886: WordPress Contact Form 7 Database Addon – CFDB7 plugin <= 1.2.5.9 - Cross-Site Request Forgery (CSRF) vulnerability

> Attackers can trick authenticated users into performing unintended actions in the CFDB7 WordPress plugin via CSRF.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N`)
- **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:** 22 Dec 2021
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-rw8v-f293-8h38

## What is CVE-2021-36886?

CVE-2021-36886 is a medium-severity vulnerability in CipherCoin Contact Form 7 Database Addon – CFDB7 (WordPress plugin), published on 22 Dec 2021. 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

Cross-Site Request Forgery (CSRF) vulnerability discovered in Contact Form 7 Database Addon – CFDB7 WordPress plugin (versions <= 1.2.5.9).

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

## Which versions are affected by CVE-2021-36886?

It affects 1 product.


Products: Ciphercoin Contact Form 7 Database Addon.

## How do I fix CVE-2021-36886?

No fix has been published for CVE-2021-36886 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-36886 being exploited?

There is no known exploitation of CVE-2021-36886 in the wild and no public exploit code.

## Other vulnerabilities in CipherCoin Contact Form 7 Database Addon – CFDB7 (WordPress plugin)

- [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-2021-24144](https://insights.sbomify.com/CVE-2021-24144/): Contact Form 7 Database Addon < 1.2.5.6 - CSV Injection (high 7.8)
- [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-2021-36886 and fix it if it is affected.

What it is: CVE-2021-36886 is a medium-severity vulnerability in CipherCoin Contact Form 7 Database Addon – CFDB7 (WordPress plugin), published on 22 Dec 2021. 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-2021-36886 in the wild and no public exploit code.

Affected product: CipherCoin Contact Form 7 Database Addon – CFDB7 (WordPress plugin). 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-2021-36886/ (Markdown: https://insights.sbomify.com/CVE-2021-36886/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-36886
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-36886
- OSV: https://osv.dev/vulnerability/CVE-2021-36886

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From sbomify Insights: https://insights.sbomify.com/CVE-2021-36886/
Summaries are generated and may contain mistakes; the official description above is the record.