# CVE-2022-28927: File upload in n/a

> Attackers can execute arbitrary code on Subconverter servers by uploading malicious files via crafted config and url parameters.

- **Severity:** Critical 9.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/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:** 19 May 2022
- **Updated:** 3 Aug 2024
- **Also known as:** GHSA-pc98-hmc7-p333

## What is CVE-2022-28927?

CVE-2022-28927 is a critical vulnerability in n/a, published on 19 May 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A remote code execution (RCE) vulnerability in Subconverter v0.7.2 allows attackers to execute arbitrary code via crafted config and url parameters.

Weakness: CWE-434 (Unrestricted Upload of File with Dangerous Type)

## Which versions are affected by CVE-2022-28927?

It affects 1 product.


Products: Subconverter Project Subconverter.

## How do I fix CVE-2022-28927?

No fix has been published for CVE-2022-28927 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-28927 being exploited?

There is no known exploitation of CVE-2022-28927 in the wild and no public exploit code.

## Other vulnerabilities in n/a

- [CVE-2020-35579](https://insights.sbomify.com/CVE-2020-35579/): Denial of service in n/a (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-28927 and fix it if it is affected.

What it is: CVE-2022-28927 is a critical vulnerability in n/a, published on 19 May 2022. 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-2022-28927 in the wild and no public exploit code.

Affected product: n/a. 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-2022-28927/ (Markdown: https://insights.sbomify.com/CVE-2022-28927/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-28927
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-28927
- OSV: https://osv.dev/vulnerability/CVE-2022-28927

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-28927/
Summaries are generated and may contain mistakes; the official description above is the record.