CVE-2026-7593: Sunwood-ai-labs Command-Executor OS Command Injection
The National Vulnerability Database has disclosed CVE-2026-7593, a high-severity OS command injection vulnerability (CVSS 7.3) affecting Sunwood-ai-labs command-executor-mcp-server up to version 0.1.0. Specifically, the execute_command function within src/index.ts of the MCP Interface component is susceptible.
This flaw allows for remote exploitation, enabling attackers to inject and execute arbitrary operating system commands. The exploit has been publicly disclosed, raising the immediate risk for any organization utilizing this component. The National Vulnerability Database notes that the project maintainers were informed via an issue report but have not yet responded.
For defenders, this is a critical alert. Publicly available exploits mean active targeting is imminent, if not already underway. Any system running the affected Sunwood-ai-labs command-executor-mcp-server is a sitting duck. Immediate action is required to either patch, isolate, or remove this component until a fix is available.
What This Means For You
- If your organization uses Sunwood-ai-labs command-executor-mcp-server, you are exposed to remote OS command injection via CVE-2026-7593. This is not theoretical; the exploit is public. You need to identify instances of this component immediately and either apply a patch if one becomes available, or isolate/remove it from your environment. Audit logs for suspicious command execution attempts.
Related ATT&CK Techniques
🛡️ Detection Rules
5 rules · 6 SIEM formats5 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.
Web Application Exploitation Attempt — CVE-2026-7593
title: Web Application Exploitation Attempt — CVE-2026-7593
id: scw-2026-05-01-1
status: experimental
level: high
description: |
Detects common exploitation patterns targeting web applications. Review CVE-2026-7593 advisories for specific indicators.
author: SCW Feed Engine (auto-generated)
date: 2026-05-01
references:
- https://shimiscyberworld.com/posts/nvd-CVE-2026-7593/
tags:
- attack.initial_access
- attack.t1190
logsource:
category: webserver
detection:
selection:
cs-uri-query|contains:
- '..'
- 'SELECT'
- 'UNION'
- '<script'
- 'cmd='
- '/etc/passwd'
condition: selection
falsepositives:
- Legitimate activity from CVE-2026-7593
Source: Shimi's Cyber World · License & reuse
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-7593 | Command Injection | Sunwood-ai-labs command-executor-mcp-server up to 0.1.0 |
| CVE-2026-7593 | Command Injection | function execute_command in src/index.ts |
| CVE-2026-7593 | Command Injection | CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | May 02, 2026 at 00:16 UTC |
This content was AI-rewritten and enriched by Shimi's Cyber World based on the original source. All intellectual property rights remain with the original author.
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