# CVE-2021-47915: PHP Melody 3.0 SQL Injection Vulnerability via Edit Video Parameter

> Authenticated attackers can inject SQL via the video edit parameter to compromise the database and application.

- **Severity:** High 8.6 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA: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:** 1 Feb 2026
- **Updated:** 5 Mar 2026
- **Also known as:** GHSA-wwx6-9732-2f48

## What is CVE-2021-47915?

CVE-2021-47915 is a high-severity SQL injection vulnerability in PHPSUGAR PHP Melody, published on 1 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

PHP Melody version 3.0 contains a remote SQL injection vulnerability in the video edit module that allows authenticated attackers to inject malicious SQL commands. Attackers can exploit the unvalidated 'vid' parameter to execute arbitrary database queries and potentially compromise the web application and database management system.

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

## Which versions are affected by CVE-2021-47915?

It affects 1 product.


Products: Phpsugar Php Melody.

## How do I fix CVE-2021-47915?

No fix has been published for CVE-2021-47915 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-47915 being exploited?

There is no known exploitation of CVE-2021-47915 in the wild and no public exploit code.

## Other vulnerabilities in PHPSUGAR PHP Melody

- [CVE-2018-5211](https://insights.sbomify.com/CVE-2018-5211/): SQL injection in n/a (critical 9.8)
- [CVE-2017-15081](https://insights.sbomify.com/CVE-2017-15081/): SQL injection in n/a (critical 9.8)
- [CVE-2017-15579](https://insights.sbomify.com/CVE-2017-15579/): SQL injection in n/a (critical 9.8)
- [CVE-2017-15578](https://insights.sbomify.com/CVE-2017-15578/): SQL injection in n/a (high 8.8)
- [CVE-2017-15648](https://insights.sbomify.com/CVE-2017-15648/): Cross-site scripting in n/a (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-47915 and fix it if it is affected.

What it is: CVE-2021-47915 is a high-severity SQL injection vulnerability in PHPSUGAR PHP Melody, published on 1 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2021-47915 in the wild and no public exploit code.

Affected product: PHPSUGAR PHP Melody. 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-2021-47915/ (Markdown: https://insights.sbomify.com/CVE-2021-47915/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-47915
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-47915
- OSV: https://osv.dev/vulnerability/CVE-2021-47915

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-47915/
Summaries are generated and may contain mistakes; the official description above is the record.