win-cli-mcp-server resolveCommandPath Command Injection Remote Code Execution Vulnerability
Vulnerability Details
This vulnerability allows remote attackers to execute arbitrary code on affected installations of win-cli-mcp-server. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the implementation of the resolveCommandPath method. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the service account.
Additional Details
win-cli-mcp-server has issued an update to correct this vulnerability. More details can be found at:
https://github.com/simon-ami/win-cli-mcp-server/commit/521b4a34190d03bde7d433d213c36357181a6d09
Disclosure Timeline
- 2025-08-07 - Vulnerability reported to vendor
- 2025-10-03 - Coordinated public release of advisory
- 2025-10-03 - Advisory Updated
Credit
Peter Girnus (@gothburz) of Trend Research
