# CVE-2024-8671: WooEvents <= 4.1.2 - Unauthenticated Arbitrary File Overwrite

> Unauthenticated attackers can overwrite arbitrary files via path traversal, potentially leading to remote code execution.

- **Severity:** Critical 9.1 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 24 Sep 2024
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-c7r8-9m5v-mwxg

## What is CVE-2024-8671?

CVE-2024-8671 is a critical path traversal vulnerability in Ex-Themes WooEvents - Calendar and Event Booking, published on 24 Sep 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The WooEvents - Calendar and Event Booking plugin for WordPress is vulnerable to arbitrary file overwrite due to insufficient file path validation in the inc/barcode.php file in all versions up to, and including, 4.1.2. This makes it possible for unauthenticated attackers to overwrite arbitrary files on the server, which can easily lead to remote code execution when the right file is deleted (such as wp-config.php).

Weakness: CWE-22 (Improper Limitation of a Pathname to a Restricted Directory)

## Which versions are affected by CVE-2024-8671?

It affects 1 product.


Products: Exthemes Wooevents.

## How do I fix CVE-2024-8671?

No fix has been published for CVE-2024-8671 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-8671 being exploited?

There is no known exploitation of CVE-2024-8671 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-8671 and fix it if it is affected.

What it is: CVE-2024-8671 is a critical path traversal vulnerability in Ex-Themes WooEvents - Calendar and Event Booking, published on 24 Sep 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-2024-8671 in the wild and no public exploit code.

Affected product: Ex-Themes WooEvents - Calendar and Event Booking. 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-2024-8671/ (Markdown: https://insights.sbomify.com/CVE-2024-8671/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-8671
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-8671
- OSV: https://osv.dev/vulnerability/CVE-2024-8671

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-8671/
Summaries are generated and may contain mistakes; the official description above is the record.