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CVE-2026-94031

0-Gaurav-0 nexus-mcp nexus_reauth MCP tool browser.ts child_process.exec command injection

CVSS 4.0 5.3 MEDIUMCVSS 3.1 6.3 MEDIUMCVSS 3.0 6.3 MEDIUMCVSS 2.0 6.5 Check source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-94031

Published

A vulnerability was detected in 0-Gaurav-0 nexus-mcp aed0026e7ac1f23dc940e46e9fd3a2da6904f914. Affected by this issue is the function child_process.exec of the file src/auth/browser.ts of the component nexus_reauth MCP tool. The manipulation of the argument url results in command injection. The attack may be performed from remote. The exploit is now public and may be used. This product utilizes a rolling release system for continuous delivery, and as such, version information for affected or updated releases is not disclosed. The project was informed of the problem early through an issue report but has not responded yet.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-94031

Published

nexus-mcp

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "0-Gaurav-0",
                    "product": "nexus-mcp",
                    "versions": [
                        {
                            "version": "aed0026e7ac1f23dc940e46e9fd3a2da6904f914",
                            "status": "affected"
                        }
                    ],
                    "cpes": [
                        "cpe:2.3:a:0-gaurav-0:nexus-mcp:*:*:*:*:*:*:*:*"
                    ],
                    "modules": [
                        "nexus_reauth MCP tool"
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON