CVE-2026-7811
54yyyu code-mcp MCP File server.py is_safe_path path traversal
- State
- Published
- Severity
- 6.9 Medium
- Published
- May 5, 2026
- Updated
- May 5, 2026
- Reserved
- May 4, 2026
Description
A vulnerability has been found in 54yyyu code-mcp up to 4cfc4643541a110c906d93635b391bf7e357f4a8. The affected element is the function is_safe_path of the file src/code_mcp/server.py of the component MCP File Handler. Such manipulation leads to path traversal. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. This product takes the approach of rolling releases to provide continious delivery. Therefore, version details for affected and updated releases are not available. The project was informed of the problem early through an issue report but has not responded yet.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 7.3 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 7.3 High | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 7.5 High | AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
- CWE-22 Path Traversal
Affected Products
| Product | Versions |
|---|---|
code-mcp54yyyu |
|
References
- VDB-361071 | 54yyyu code-mcp MCP File server.py is_safe_path path traversalvdb-entrytechnical-description
- VDB-361071 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #807751 | 54yyyu code-mcp 4cfc4643541a110c906d93635b391bf7e357f4a8 Path Traversalthird-party-advisory
- https://github.com/54yyyu/code-mcp/issues/4exploitissue-tracking
- https://github.com/54yyyu/code-mcp/product
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