# CVE-2022-4239: Workreap < 2.6.4 - Subscriber+ Arbitrary Posts Deletion via IDOR

> Authenticated users can delete arbitrary posts in the Workreap WordPress theme due to missing authorization checks on addon service removal.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/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:** 26 Dec 2022
- **Updated:** 14 Apr 2025
- **Also known as:** GHSA-r9p3-w49v-jhxq

## What is CVE-2022-4239?

CVE-2022-4239 is a medium-severity missing authorization vulnerability in Unknown Workreap, published on 26 Dec 2022. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The Workreap WordPress theme before 2.6.4 does not verify that an addon service belongs to the user issuing the request, or indeed that it is an addon service, when processing the workreap_addons_service_remove action, allowing any user to delete any post by knowing or guessing the id.

## Which versions are affected by CVE-2022-4239?

It affects 1 product.


Products: Amentotech Workreap.

## How do I fix CVE-2022-4239?

No fix has been published for CVE-2022-4239 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-4239 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-4239 exists.

## Other vulnerabilities in Unknown Workreap

- [CVE-2025-4973](https://insights.sbomify.com/CVE-2025-4973/): Workreap <= 3.3.1 - Authentication Bypass via 'workreap_verify_user_account' (critical 9.8)
- [CVE-2024-13446](https://insights.sbomify.com/CVE-2024-13446/): Workreap <= 3.2.5 - Unauthenticated Privilege Escalation via Account Takeover (critical 9.8)
- [CVE-2021-24499](https://insights.sbomify.com/CVE-2021-24499/): Workreap theme < 2.2.2 - Unauthenticated Upload Leading to Remote Code Execution (critical 9.8)
- [CVE-2025-5012](https://insights.sbomify.com/CVE-2025-5012/): Workreap <= 3.3.2 - Authenticated (Subscriber+) Arbitrary File Upload via 'workreap_temp_upload_to_media' (high 8.8)
- [CVE-2021-24500](https://insights.sbomify.com/CVE-2021-24500/): Workreap theme < 2.2.2 - Multiple CSRF + IDOR Vulnerabilities (high 8.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-4239 and fix it if it is affected.

What it is: CVE-2022-4239 is a medium-severity missing authorization vulnerability in Unknown Workreap, published on 26 Dec 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-4239 exists.

Affected product: Unknown Workreap. 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-2022-4239/ (Markdown: https://insights.sbomify.com/CVE-2022-4239/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-4239
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-4239
- OSV: https://osv.dev/vulnerability/CVE-2022-4239

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-4239/
Summaries are generated and may contain mistakes; the official description above is the record.