Path Traversal in Douinc Mkdocs-Mcp-Plugin
CVE-2026-7159
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."
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.006 (47.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.006 · change: +0.002
Affected products
- Douinc Mkdocs-Mcp-Plugin — versions 0.4.0, 0.4.1
Weakness classification (CWE)
References
- vuldb.com/vuln/359758 (technical-description, vdb-entry)
- vuldb.com/vuln/359758/cti (signature, permissions-required)
- vuldb.com/submit/802063 (third-party-advisory)
- github.com/douinc/mkdocs-mcp-plugin/issues/6 (issue-tracking, exploit)
- github.com/douinc/mkdocs-mcp-plugin/issues/6 (issue-tracking)
- github.com/douinc/mkdocs-mcp-plugin/ (product)
Frequently asked questions
- What is CVE-2026-7159?
- CVE-2026-7159 is a high-severity vulnerability in Douinc Mkdocs-Mcp-Plugin, classified under Path Traversal. CVSS score: 7.3/10. Published 2026-04-27.
- How severe is CVE-2026-7159?
- High severity. CVSS v3 base score is 7.3 out of 10.