# CVE-2024-50307: Code injection in Chatwork Desktop Application (Windows)

> An attacker can execute arbitrary code on a user's device by tricking them into clicking a malicious link that downloads and runs a file.

- **Severity:** Medium 5.5 (`CVSS:3.0/AV:N/AC:L/PR:L/UI:R/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:** A user has to click or open something
- **Fix available:** No
- **Published:** 28 Oct 2024
- **Updated:** 28 Oct 2024
- **Also known as:** GHSA-9f82-h4f2-23mg

## What is CVE-2024-50307?

CVE-2024-50307 is a medium-severity code injection vulnerability in kubell Co., Ltd. Chatwork Desktop Application (Windows), published on 28 Oct 2024. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

Use of potentially dangerous function issue exists in Chatwork Desktop Application (Windows) versions prior to 2.9.2. If a user clicks a specially crafted link in the application, an arbitrary file may be downloaded from an external website and executed. As a result, arbitrary code may be executed on the device that runs Chatwork Desktop Application (Windows).

Weakness: CWE-676 (Use of Potentially Dangerous Function)

## Which versions are affected by CVE-2024-50307?


## How do I fix CVE-2024-50307?

No fix has been published for CVE-2024-50307 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-50307 being exploited?

There is no known exploitation of CVE-2024-50307 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-50307 and fix it if it is affected.

What it is: CVE-2024-50307 is a medium-severity code injection vulnerability in kubell Co., Ltd. Chatwork Desktop Application (Windows), published on 28 Oct 2024. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2024-50307 in the wild and no public exploit code.

Affected product: kubell Co., Ltd. Chatwork Desktop Application (Windows). 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-2024-50307/ (Markdown: https://insights.sbomify.com/CVE-2024-50307/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-50307
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-50307
- OSV: https://osv.dev/vulnerability/CVE-2024-50307

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From sbomify Insights: https://insights.sbomify.com/CVE-2024-50307/
Summaries are generated and may contain mistakes; the official description above is the record.