CVE-2026-7738

MEDIUM

puchunjie doc-tools-mcp MCP mcp-server.ts open_document path traversal

Title source: cna
STIX 2.1

Description

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 in path traversal. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

References (6)

Core 6
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-360913 | puchunjie doc-tools-mcp MCP mcp-server.ts open_document path traversal
https://vuldb.com/vuln/360913
Signature, Permissions Required signature permissions-required
VDB-360913 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/360913/cti
Third Party Advisory third-party-advisory
Submit #807642 | puchunjie @puchunjie/doc-tools-mcp 1.0.18, Commit c96df45a16710a3eec41a7a94c32b81468db28ea Path Traversal
https://vuldb.com/submit/807642
Exploit exploit issue-tracking
https://github.com/BruceJqs/public_exp/issues/38

Scores

CVSS v3 6.3
EPSS 0.0029
EPSS Percentile 20.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-22
Status published
Products (2)
puchunjie/doc-tools-mcp 0 - 1.0.18npm
puchunjie/doc-tools-mcp 1.0.18
Published May 04, 2026
Tracked Since May 04, 2026