# CVE-2023-0447: My YouTube Channel <= 3.0.12.1 - Missing Authorization

> Authenticated subscribers can clear the plugin cache due to missing capability checks, potentially disrupting site performance or data consistency.

- **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:** 23 Jan 2023
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-w9fx-h543-m2x2

## What is CVE-2023-0447?

CVE-2023-0447 is a medium-severity missing authorization vulnerability in urkekg My YouTube Channel, published on 23 Jan 2023. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The My YouTube Channel plugin for WordPress is vulnerable to authorization bypass due to a missing capability check on the clear_all_cache function in versions up to, and including, 3.0.12.1. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to clear the plugin's cache.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2023-0447?

It affects 1 product.


Products: My Youtube Channel Project My Youtube Channel.

## How do I fix CVE-2023-0447?

No fix has been published for CVE-2023-0447 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-0447 being exploited?

There is no known exploitation of CVE-2023-0447 in the wild and no public exploit code.

## Other vulnerabilities in urkekg My YouTube Channel

- [CVE-2023-0446](https://insights.sbomify.com/CVE-2023-0446/): My YouTube Channel <= 3.0.12.1 - Authenticated (Administrator+) Stored Cross-Site Scripting (medium 5.5)
- [CVE-2022-4756](https://insights.sbomify.com/CVE-2022-4756/): YouTube Channel < 3.23.0 - Contributor+ Stored XSS via Shortcode (medium 5.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-0447 and fix it if it is affected.

What it is: CVE-2023-0447 is a medium-severity missing authorization vulnerability in urkekg My YouTube Channel, published on 23 Jan 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-2023-0447 in the wild and no public exploit code.

Affected product: urkekg My YouTube Channel. 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-2023-0447/ (Markdown: https://insights.sbomify.com/CVE-2023-0447/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-0447
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-0447
- OSV: https://osv.dev/vulnerability/CVE-2023-0447

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-0447/
Summaries are generated and may contain mistakes; the official description above is the record.