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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.

PUBLISHED Reserved 2026-05-04 | Published 2026-05-05 | Updated 2026-05-05 | Assigner VulDB




MEDIUM: 6.9CVSS: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
HIGH: 7.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
HIGH: 7.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
7.5AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Path Traversal

Product status

4cfc4643541a110c906d93635b391bf7e357f4a8
affected

Timeline

2026-05-04:Advisory disclosed
2026-05-04:VulDB entry created
2026-05-04:VulDB entry last update

Credits

CPT_Penner (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/361071 (VDB-361071 | 54yyyu code-mcp MCP File server.py is_safe_path path traversal) vdb-entry technical-description

vuldb.com/vuln/361071/cti (VDB-361071 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/submit/807751 (Submit #807751 | 54yyyu code-mcp 4cfc4643541a110c906d93635b391bf7e357f4a8 Path Traversal) third-party-advisory

github.com/54yyyu/code-mcp/issues/4 exploit issue-tracking

github.com/54yyyu/code-mcp/ product

cve.org (CVE-2026-7811)

nvd.nist.gov (CVE-2026-7811)

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