Vulnerability Description
A vulnerability was identified in OpenAI Codex CLI v0.23.0 and before that enables code execution through malicious MCP (Model Context Protocol) configuration files. The attack is triggered when a user runs the codex command inside a malicious or compromised repository. Codex automatically loads project-local .env and .codex/config.toml files without requiring user confirmation, allowing attackers to embed arbitrary commands that execute immediately.
CVSS Score
CRITICAL
Related Weaknesses (CWE)
References
- http://openai.com
- https://research.checkpoint.com/2025/openai-codex-cli-command-injection-vulnerab
- https://research.checkpoint.com/2025/openai-codex-cli-command-injection-vulnerab
FAQ
What is CVE-2025-61260?
CVE-2025-61260 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A vulnerability was identified in OpenAI Codex CLI v0.23.0 and before that enables code execution through malicious MCP (Model Context Protocol) configuration files. The attack is triggered when a use...
How severe is CVE-2025-61260?
CVE-2025-61260 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2025-61260?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.