CVE-2026-7811CWE-22

54yyyu code-mcp MCP File server.py is_safe_path path traversal

Medium · published May 5, 2026

CVSS v4.0
6.9
EPSS
1%
Percentile
47.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
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
EPSS
0.00587 · 47.3th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2026-05-05T04:00Z
EPSS history
Timeline
  • 05 MAY 04:00Z
    54yyyu code-mcp MCP File server.py is_safe_path path traversal
    cvelistv5