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.

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Fixes

Solution

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Workaround

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History

Thu, 20 Aug 2026 02:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 17 Aug 2026 00:00:00 +0000

Type Values Removed Values Added
Description 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.
Title Jij-Inc Jij-MCP-Server jm_check python_repr.py PythonREPL.run code injection
First Time appeared Jij-inc
Jij-inc jij-mcp-server
Weaknesses CWE-74
CWE-94
CPEs cpe:2.3:a:jij-inc:jij-mcp-server:*:*:*:*:*:*:*:*
Vendors & Products Jij-inc
Jij-inc jij-mcp-server
References
Metrics cvssV2_0

{'score': 6.5, 'vector': 'AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 5.5, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-08-18T13:37:53.835Z

Reserved: 2026-08-16T07:12:53.592Z

Link: CVE-2026-19964

cve-icon Vulnrichment

Updated: 2026-08-18T13:24:23.968Z

cve-icon NVD

Status : Deferred

Published: 2026-08-17T00:16:27.290

Modified: 2026-08-20T12:48:31.843

Link: CVE-2026-19964

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-17T10:58:14Z

Weaknesses