# CVE-2024-1527: Unrestricted Upload of File with Dangerous Type in CMS Made Simple

> Authenticated attackers can upload malicious files to execute arbitrary code on CMS Made Simple installations.

- **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:** 12 Mar 2024
- **Updated:** 8 Aug 2024
- **Also known as:** GHSA-48xv-cpgv-hr4q

## What is CVE-2024-1527?

CVE-2024-1527 is a critical vulnerability in Cmsmadesimple Cms Made Simple, published on 12 Mar 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Unrestricted file upload vulnerability in CMS Made Simple, affecting version 2.2.14. This vulnerability allows an authenticated user to bypass the security measures of the upload functionality and potentially create a remote execution of commands via webshell.

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

## Which versions are affected by CVE-2024-1527?

It affects 1 product.


Products: Cmsmadesimple Cms Made Simple.

## How do I fix CVE-2024-1527?

No fix has been published for CVE-2024-1527 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-1527 being exploited?

There is no known exploitation of CVE-2024-1527 in the wild and no public exploit code.

## Other vulnerabilities in Cmsmadesimple Cms Made Simple

- [CVE-2010-4663](https://insights.sbomify.com/CVE-2010-4663/): Other in n/a (critical 10.0)
- [CVE-2018-10081](https://insights.sbomify.com/CVE-2018-10081/): Auth bypass in n/a (critical 9.8)
- [CVE-2018-10085](https://insights.sbomify.com/CVE-2018-10085/): Deserialization in n/a (critical 9.8)
- [CVE-2017-1000453](https://insights.sbomify.com/CVE-2017-1000453/): Code injection in n/a (critical 9.8)
- [CVE-2017-17734](https://insights.sbomify.com/CVE-2017-17734/): Information disclosure in n/a (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-1527 and fix it if it is affected.

What it is: CVE-2024-1527 is a critical vulnerability in Cmsmadesimple Cms Made Simple, published on 12 Mar 2024. 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-2024-1527 in the wild and no public exploit code.

Affected product: Cmsmadesimple Cms Made Simple. 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-2024-1527/ (Markdown: https://insights.sbomify.com/CVE-2024-1527/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-1527
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-1527
- OSV: https://osv.dev/vulnerability/CVE-2024-1527

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-1527/
Summaries are generated and may contain mistakes; the official description above is the record.