CVE-2026-7738
puchunjie doc-tools-mcp MCP mcp-server.ts open_document path traversal
- State
- Published
- Severity
- 5.3 Medium
- Published
- May 4, 2026
- Updated
- May 5, 2026
- Reserved
- May 3, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 6.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 6.3 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 6.5 Medium | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
- CWE-22 Path Traversal
Affected Products
| Product | Versions |
|---|---|
doc-tools-mcppuchunjie |
|
References
- VDB-360913 | puchunjie doc-tools-mcp MCP mcp-server.ts open_document path traversalvdb-entrytechnical-description
- VDB-360913 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #807642 | puchunjie @puchunjie/doc-tools-mcp 1.0.18, Commit c96df45a16710a3eec41a7a94c32b81468db28ea Path Traversalthird-party-advisory
- https://github.com/puchunjie/doc-tools-mcp/issues/4issue-tracking
- https://github.com/BruceJqs/public_exp/issues/38exploitissue-tracking
- https://github.com/puchunjie/doc-tools-mcp/product
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