A vulnerability was found in Jij-Inc Jij-MCP-Server 0.1.0. This affects the function PythonREPL.run of the file jij_mcp/python_repr.py of the component jm_check. The manipulation of the argument code…
Medium CVSS 5.5
Summary
A vulnerability was found in Jij-Inc Jij-MCP-Server 0.1.0. This affects the function PythonREPL.run of the file jij_mcp/python_repr.py of the component jm_check. The manipulation of the argument code results in code injection. It is possible to launch the attack remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.
In-depth triage
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Sources
- NVD DATABASE
Original Links
- http://github.com/Jij-Inc/Jij-MCP-Server/issues/4
- https://vuldb.com/cve/CVE-2026-19964
- https://vuldb.com/submit/872906
- https://vuldb.com/vuln/391141
- https://vuldb.com/vuln/391141/cti
Timeline
- nvd_ingest NVD