yii2-mcp-server has a Command Injection Issue
A flaw has been found in ArtMin96 yii2-mcp-server 1.0.2. This impacts the function yii_command_help/yii_execute_command of the file src/index.ts of the component MCP Interface. Executing a manipulation can lead to os command injection. The attack can be executed remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| npm package | yii2-mcp-server | <= 1.0.2 | no fix |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L- Weakness (CWE)
CWE-77- Platform
- npm
- Package
yii2-mcp-server- Disclosed
- 02.05.2026
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-gc8w-x73w-p4rh - CC BY 4.0
Vulnerability history: yii2-mcp-server
All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
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