# CVE-2023-48751: WordPress Participants Database Plugin <= 2.5.5 is vulnerable to Broken Access Control

> Attackers can bypass access controls and perform unauthorized actions via CSRF in the Participants Database WordPress plugin.

- **Severity:** Medium 4.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/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:** 18 Dec 2023
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-v7j7-wq78-r9fc

## What is CVE-2023-48751?

CVE-2023-48751 is a medium-severity missing authorization vulnerability in Roland Barker, xnau webdesign Participants Database, published on 18 Dec 2023. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Missing Authorization, Cross-Site Request Forgery (CSRF) vulnerability in Roland Barker, xnau webdesign Participants Database allows Accessing Functionality Not Properly Constrained by ACLs, Cross Site Request Forgery.This issue affects Participants Database: from n/a through 2.5.5.

Weakness: CWE-862 (Missing Authorization), CWE-352 (Cross-Site Request Forgery)

## Which versions are affected by CVE-2023-48751?

It affects 1 product.


Products: Xnau Participants Database.

## How do I fix CVE-2023-48751?

No fix has been published for CVE-2023-48751 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-48751 being exploited?

There is no known exploitation of CVE-2023-48751 in the wild and no public exploit code.

## Other vulnerabilities in Roland Barker, xnau webdesign Participants Database

- [CVE-2020-8596](https://insights.sbomify.com/CVE-2020-8596/): SQL injection in n/a (high 7.5)
- [CVE-2014-3961](https://insights.sbomify.com/CVE-2014-3961/): SQL injection in n/a (high 7.5)
- [CVE-2017-14126](https://insights.sbomify.com/CVE-2017-14126/): Cross-site scripting in n/a (medium 6.1)
- [CVE-2023-31235](https://insights.sbomify.com/CVE-2023-31235/): WordPress Participants Database Plugin <= 2.4.9 is vulnerable to Cross Site Request Forgery (CSRF) (medium 5.4)
- [CVE-2022-47612](https://insights.sbomify.com/CVE-2022-47612/): WordPress Participants Database Plugin <= 2.4.5 is vulnerable to Cross Site Request Forgery (CSRF) (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-48751 and fix it if it is affected.

What it is: CVE-2023-48751 is a medium-severity missing authorization vulnerability in Roland Barker, xnau webdesign Participants Database, published on 18 Dec 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-48751 in the wild and no public exploit code.

Affected product: Roland Barker, xnau webdesign Participants Database. 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-2023-48751/ (Markdown: https://insights.sbomify.com/CVE-2023-48751/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-48751
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-48751
- OSV: https://osv.dev/vulnerability/CVE-2023-48751

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-48751/
Summaries are generated and may contain mistakes; the official description above is the record.