Path Traversal in Puchunjie Doc-tools-mcp
CVE-2026-7738
A security flaw has been discovered in puchunjie doc-tools-mcp 1.0.18. This affects the function create_document/open_document of the file src/mcp-server.ts of the component MCP Interface. The manipulation of the argument filePath results…
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.001 (23.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Puchunjie Doc-tools-mcp — versions 1.0.18
Weakness classification (CWE)
References
- cna@vuldb.com (issue-tracking, exploit)
- cna@vuldb.com (product)
- cna@vuldb.com (issue-tracking)
- Submit #807642 | puchunjie @puchunjie/doc-tools-mcp 1.0.18, Commit c96df45a16710a3eec41a7a94c32b81468db28ea Path Traversal (third-party-advisory)
- VDB-360913 | puchunjie doc-tools-mcp MCP mcp-server.ts open_document path traversal (technical-description, vdb-entry)
- VDB-360913 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-7738?
- CVE-2026-7738 is a medium-severity vulnerability in Puchunjie Doc-tools-mcp, classified under Path Traversal. CVSS score: 6.3/10. Published 2026-05-04.
- How severe is CVE-2026-7738?
- Medium severity. CVSS v3 base score is 6.3 out of 10.