mkdocs-mcp-plugin has a Path Traversal issue
A vulnerability was found in douinc mkdocs-mcp-plugin up to 0.4.1. This affects the function read_document/list_documents of the file server.py. Performing a manipulation of the argument docs_dir/file_path results in path traversal. The attack is possible to be carried out remotely. The exploit has been made public and could be used. The vendor confirms, that the "fix will be published within a few days."
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | mkdocs-mcp-plugin | <= 0.4.1 | no fix |
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-7159
- https://github.com/douinc/mkdocs-mcp-plugin/issues/6
- https://github.com/douinc/mkdocs-mcp-plugin/issues/6#issuecomment-4223718119
- https://github.com/douinc/mkdocs-mcp-plugin
- https://vuldb.com/submit/802063
- https://vuldb.com/vuln/359758
- https://vuldb.com/vuln/359758/cti
- https://pypi.org/project/mkdocs-mcp-plugin
- https://github.com/advisories/GHSA-wfr3-hf93-qgg3
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L- Weakness (CWE)
CWE-22- Platform
- Python (PyPI)
- Package
mkdocs-mcp-plugin- Disclosed
- 28.04.2026
- Updated
- 11.10.2026 14:17
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2026-2653 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-wfr3-hf93-qgg3 - CC BY 4.0
Vulnerability history: mkdocs-mcp-plugin
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
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