# CVE-2022-3771: easyii CMS File Upload Management Upload.php file unrestricted upload

> Attackers can upload malicious files to easyii CMS via unrestricted file upload, potentially leading to remote code execution.

- **Severity:** Medium 6.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/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:** 31 Oct 2022
- **Updated:** 15 Apr 2025
- **Also known as:** GHSA-vqvm-qrwh-69h7

## What is CVE-2022-3771?

CVE-2022-3771 is a medium-severity vulnerability in easyii CMS, published on 31 Oct 2022. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability, which was classified as critical, has been found in easyii CMS. This issue affects the function file of the file helpers/Upload.php of the component File Upload Management. The manipulation leads to unrestricted upload. The attack may be initiated remotely. The identifier VDB-212501 was assigned to this vulnerability.

Weakness: CWE-434 (Unrestricted Upload of File with Dangerous Type), CWE-266 (Incorrect Privilege Assignment)

## Which versions are affected by CVE-2022-3771?

2 open source packages ship an affected version, including noumo/easyii. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `noumo/easyii` | Packagist | All versions to 0.9 | None |
| `noumo/easyii` | Packagist | All versions to 0.9 | None |

Products: Easyiicms Easyiicms.

## How do I fix CVE-2022-3771?

No fix has been published for CVE-2022-3771 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-3771 being exploited?

There is no known exploitation of CVE-2022-3771 in the wild and no public exploit code.

## Other vulnerabilities in easyii CMS

- [CVE-2020-36534](https://insights.sbomify.com/CVE-2020-36534/): easyii CMS out cross-site request forgery (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-3771 and fix it if it is affected.

What it is: CVE-2022-3771 is a medium-severity vulnerability in easyii CMS, published on 31 Oct 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2022-3771 in the wild and no public exploit code.

Affected packages and fixed versions:
- noumo/easyii (Packagist): affected all versions up to 0.9; no fix listed
- noumo/easyii (Packagist): affected all versions up to 0.9; no fix listed

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-2022-3771/ (Markdown: https://insights.sbomify.com/CVE-2022-3771/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-3771
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-3771
- OSV: https://osv.dev/vulnerability/CVE-2022-3771

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-3771/
Summaries are generated and may contain mistakes; the official description above is the record.