A vulnerability was identified in bazinga012 mcp_code_executor up to 0.3.0. Affected by this issue is the function installDependencies of the file src/index.ts. Such manipulation leads to command injection. The attack can only be performed from a local environment. The exploit is publicly available and might be used. It is best practice to apply a patch to resolve this issue. The project was informed of the problem early through an issue report but has not responded yet.

References

• https://nvd.nist.gov/vuln/detail/CVE-2026-4199
• bazinga012/mcp_code_executor#17
• bazinga012/mcp_code_executor@a94ec2f
• https://github.com/bazinga012/mcp_code_executor
• https://github.com/user-attachments/files/25931133/mcp_code_executor_security_advisory.pdf
• https://vuldb.com/?ctiid.351111
• https://vuldb.com/?id.351111
• https://vuldb.com/?submit.770424