# CVE-2024-0237: EventON (Free < 2.2.9, Premium <= 4.5.8) - Unauthenticated Virtual Event Settings Update

> Unauthenticated attackers can modify virtual event settings in the EventON WordPress plugin due to missing authorization checks.

- **Severity:** Medium 5.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 16 Jan 2024
- **Updated:** 2 Jun 2025
- **Also known as:** GHSA-c35g-g4wj-g2qg

## What is CVE-2024-0237?

CVE-2024-0237 is a medium-severity missing authorization vulnerability in Unknown EventON, published on 16 Jan 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The EventON WordPress plugin through 4.5.8, EventON WordPress plugin before 2.2.7 do not have authorisation in some AJAX actions, allowing unauthenticated users to update virtual events settings, such as meeting URL, moderator, access details etc

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2024-0237?

It affects 1 product.


Products: Myeventon Eventon.

## How do I fix CVE-2024-0237?

No fix has been published for CVE-2024-0237 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-0237 being exploited?

There is no known exploitation of CVE-2024-0237 in the wild and no public exploit code.

## Other vulnerabilities in Unknown EventON

- [CVE-2023-6242](https://insights.sbomify.com/CVE-2023-6242/): Cross-site request forgery in EventON (Pro) - WordPress Virtual Event Calendar Plugin (medium 6.5)
- [CVE-2023-6244](https://insights.sbomify.com/CVE-2023-6244/): Cross-site request forgery in EventON (Pro) - WordPress Virtual Event Calendar Plugin (medium 6.5)
- [CVE-2023-6158](https://insights.sbomify.com/CVE-2023-6158/): Missing authorization in EventON (Pro) - WordPress Virtual Event Calendar Plugin (medium 6.5)
- [CVE-2025-3527](https://insights.sbomify.com/CVE-2025-3527/): Cross-site scripting in EventON (Pro) - WordPress Virtual Event Calendar Plugin (medium 6.4)
- [CVE-2023-7200](https://insights.sbomify.com/CVE-2023-7200/): EventON < 4.4.1 - Reflected Cross-Site Scripting (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-0237 and fix it if it is affected.

What it is: CVE-2024-0237 is a medium-severity missing authorization vulnerability in Unknown EventON, published on 16 Jan 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2024-0237 in the wild and no public exploit code.

Affected product: Unknown EventON. 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-2024-0237/ (Markdown: https://insights.sbomify.com/CVE-2024-0237/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-0237
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-0237
- OSV: https://osv.dev/vulnerability/CVE-2024-0237

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-0237/
Summaries are generated and may contain mistakes; the official description above is the record.