# CVE-2024-13991: Huijietong Cloud Video Platform fileDownload Arbitrary File Read

> Unauthenticated attackers can read arbitrary files from the server via path traversal in the file download endpoint.

- **Severity:** High 8.7 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 15 Oct 2025
- **Updated:** 3 Nov 2025
- **Also known as:** GHSA-86mr-69pg-9x7h

## What is CVE-2024-13991?

CVE-2024-13991 is a high-severity path traversal vulnerability in Huijietong Cloud Video Platform, published on 15 Oct 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Huijietong Cloud Video Platform contains a path traversal vulnerability that allows an unauthenticated attacker can supply arbitrary file paths to the `fullPath` parameter of the `/fileDownload?action=downloadBackupFile` endpoint and retrieve files from the server filesystem. VulnCheck has observed this vulnerability being exploited in the wild.

Weakness: CWE-22 (Improper Limitation of a Pathname to a Restricted Directory)

## Which versions are affected by CVE-2024-13991?


## How do I fix CVE-2024-13991?

No fix has been published for CVE-2024-13991 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-13991 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-13991 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-13991 and fix it if it is affected.

What it is: CVE-2024-13991 is a high-severity path traversal vulnerability in Huijietong Cloud Video Platform, published on 15 Oct 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-13991 exists.

Affected product: Huijietong Cloud Video Platform. 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-2024-13991/ (Markdown: https://insights.sbomify.com/CVE-2024-13991/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-13991
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-13991
- OSV: https://osv.dev/vulnerability/CVE-2024-13991

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From sbomify Insights: https://insights.sbomify.com/CVE-2024-13991/
Summaries are generated and may contain mistakes; the official description above is the record.