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Medium 6.3Published Sep 20, 2026

CVE-2026-940310-Gaurav-0 nexus-mcp nexus_reauth MCP tool browser.ts child_process.exec command injection

Updated under an hour ago ()

Does this affect you?

It affects 0-Gaurav-0 nexus-mcp. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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.

CVSS
6.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
Weakness (CWE)
CWE-77, CWE-74
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
VulDB
NVD analysis
Deferred
Record last updated
Sep 21, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
0-Gaurav-0 nexus-mcp
0-gaurav-0:nexus-mcp
aed0026e7ac1f23dc940e46e9fd3a2da6904f914
CNA record

References

  • vdb-entry, technical-description
  • signature, permissions-required
  • third-party-advisory
  • third-party-advisory
  • issue-tracking
  • exploit, issue-tracking
  • product

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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