# CVE-2019-5121: SQL injection in YouPHPTube

> Authenticated attackers can execute SQL injection via the uuid parameter in YouPHPTube, potentially reading or modifying database contents.

- **Severity:** High 7.4 (`CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L`)
- **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:** 25 Oct 2019
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-pq7h-vwm3-fgc2

## What is CVE-2019-5121?

CVE-2019-5121 is a high-severity SQL injection vulnerability in YouPHPTube, published on 25 Oct 2019. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

SQL injection vulnerabilities exists in the authenticated part of YouPHPTube 7.6. Specially crafted web requests can cause SQL injections. An attacker can send a web request with Parameter uuid in /objects/pluginSwitch.json.php

Weakness: CWE-89 (Improper Neutralization of Special Elements used in an SQL Command)

## Which versions are affected by CVE-2019-5121?

It affects 1 product.


Products: Youphptube Youphptube.

## How do I fix CVE-2019-5121?

No fix has been published for CVE-2019-5121 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-5121 being exploited?

There is no known exploitation of CVE-2019-5121 in the wild and no public exploit code.

## Other vulnerabilities in YouPHPTube

- [CVE-2019-5151](https://insights.sbomify.com/CVE-2019-5151/): SQL injection in YouPHPTube (critical 10.0)
- [CVE-2019-18662](https://insights.sbomify.com/CVE-2019-18662/): SQL injection in n/a (critical 9.8)
- [CVE-2019-16124](https://insights.sbomify.com/CVE-2019-16124/): Missing authorization in n/a (critical 9.8)
- [CVE-2019-5150](https://insights.sbomify.com/CVE-2019-5150/): SQL injection in YouPHPTube (high 8.9)
- [CVE-2021-47749](https://insights.sbomify.com/CVE-2021-47749/): YouPHPTube <= 7.8 - Directory Traversal (high 8.7)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-5121 and fix it if it is affected.

What it is: CVE-2019-5121 is a high-severity SQL injection vulnerability in YouPHPTube, published on 25 Oct 2019. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2019-5121 in the wild and no public exploit code.

Affected product: YouPHPTube. 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-2019-5121/ (Markdown: https://insights.sbomify.com/CVE-2019-5121/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-5121
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-5121
- OSV: https://osv.dev/vulnerability/CVE-2019-5121

---
From sbomify Insights: https://insights.sbomify.com/CVE-2019-5121/
Summaries are generated and may contain mistakes; the official description above is the record.