CVE-2026-94031CWE-74CWE-77command-injection

CVE-2026-94031

Medium · published September 20, 2026

CVSS v3.1
6.3
EPSS
1%
Percentile
64.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS v4.0
5.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.01067 · 64.5th percentile
Weaknesses
CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'); CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')
Published
2026-09-20T18:17Z
References (7)
EPSS history
Timeline
  • 22 SEP 03:44Z
    EPSS moved — → 1%
    epss
  • 20 SEP 14:00Z
    0-Gaurav-0 nexus-mcp nexus_reauth MCP tool browser.ts child_process.exec command injection
    cvelistv5