claude-hovercraft executeClaudeCode Command Injection Remote Code Execution Vulnerability
February 25th, 2026
Vulnerability Details
This vulnerability allows remote attackers to execute arbitrary code on affected installations of claude-hovercraft. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the implementation of the executeClaudeCode 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
The affected repo was removed
Disclosure Timeline
- 2025-10-06 - Vulnerability reported to vendor
- 2026-02-25 - Coordinated public release of advisory
- 2026-02-25 - Advisory Updated
Credit
Peter Girnus (@gothburz) of Trend Research
