# CVE-2024-8400: Stored XSS in gaizhenbiao/chuanhuchatgpt

> Attackers can inject malicious JavaScript via uploaded HTML files, leading to arbitrary code execution in the victim's browser.

- **Severity:** Medium 5.4 (`CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N`)
- **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:** 20 Mar 2025
- **Updated:** 20 Mar 2025
- **Also known as:** GHSA-jjcv-gwx7-hcx9

## What is CVE-2024-8400?

CVE-2024-8400 is a medium-severity cross-site scripting vulnerability in gaizhenbiao/chuanhuchatgpt, published on 20 Mar 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

A stored cross-site scripting (XSS) vulnerability exists in the latest version of gaizhenbiao/chuanhuchatgpt. The vulnerability allows an attacker to upload a malicious HTML file containing JavaScript code, which is then executed when the file is accessed. This can lead to the execution of arbitrary JavaScript in the context of the user's browser.

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2024-8400?

It affects 1 product.


Products: Gaizhenbiao Chuanhuchatgpt.

## How do I fix CVE-2024-8400?

No fix has been published for CVE-2024-8400 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-8400 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-8400 exists.

## Other vulnerabilities in gaizhenbiao/chuanhuchatgpt

- [CVE-2024-3234](https://insights.sbomify.com/CVE-2024-3234/): Path Traversal in gaizhenbiao/chuanhuchatgpt (critical 9.8)
- [CVE-2024-5982](https://insights.sbomify.com/CVE-2024-5982/): Path Traversal in gaizhenbiao/chuanhuchatgpt (critical 9.1)
- [CVE-2024-6255](https://insights.sbomify.com/CVE-2024-6255/): Path Traversal in gaizhenbiao/chuanhuchatgpt (high 8.2)
- [CVE-2024-8613](https://insights.sbomify.com/CVE-2024-8613/): Improper Access Control in gaizhenbiao/chuanhuchatgpt (high 8.1)
- [CVE-2024-9216](https://insights.sbomify.com/CVE-2024-9216/): Authentication Bypass in gaizhenbiao/ChuanhuChatGPT (high 8.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-8400 and fix it if it is affected.

What it is: CVE-2024-8400 is a medium-severity cross-site scripting vulnerability in gaizhenbiao/chuanhuchatgpt, published on 20 Mar 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-8400 exists.

Affected product: gaizhenbiao/chuanhuchatgpt. 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-2024-8400/ (Markdown: https://insights.sbomify.com/CVE-2024-8400/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-8400
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-8400
- OSV: https://osv.dev/vulnerability/CVE-2024-8400

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From sbomify Insights: https://insights.sbomify.com/CVE-2024-8400/
Summaries are generated and may contain mistakes; the official description above is the record.