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TI-2026-06545 Aliases CVE-2026-7446GHSA-86hp-qxqp-w9wv

VetCoders mcp-server-semgrep MCP index.ts create_rule os command injection

Priority MEDIUM 64CWE-77Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Code execution
Confidentiality · integrity · availability
Low · Low · Low
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA and GitHub. Impact type from CWE-77.

Summary

A vulnerability was detected in VetCoders mcp-server-semgrep 1.0.0. This affects the function analyze_results/filter_results/export_results/compare_results/scan_directory/create_rule of the file src/index.ts of the component MCP Interface. The manipulation of the argument ID results in os command injection. The attack can be executed remotely. The exploit is now public and may be used. Upgrading to version 1.0.1 is able to mitigate this issue. The patch is identified as 141335da044e53c3f5b315e0386e01238405b771. It is advisable to upgrade the affected component.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.01535 74th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed mcp-server-semgrep (VetCoders): 1.0.1mcp-server-semgrep (npm): 1.0.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
VetCodersmcp-server-semgrep1.0.01.0.1Patch availableCNA
—mcp-server-semgrep (npm)before 1.0.11.0.1Patch availableGHSA-86hp-qxqp-w9wv
  • mcp-server-semgrep VendorVetCoders Affected 1.0.0 Fixed in 1.0.1 Patch available CNA
  • mcp-server-semgrep (npm) Vendor— Affected before 1.0.1 Fixed in 1.0.1 Patch available GHSA-86hp-qxqp-w9wv

Remediation

  • Fix · CNA mcp-server-semgrep (VetCoders) Fixed in 1.0.1
  • Fix · GHSA-86hp-qxqp-w9wv mcp-server-semgrep (npm) Fixed in 1.0.1 Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-7446
  2. 2026-10-03 Alias added: GHSA-86hp-qxqp-w9wv

References

Exploit 1

Patch 3

Advisory 1

Other 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences