CVE-2026-25904 - Overly permissive Deno configuration in mcp-run-python leads to SSRF

CVE-2026-25904 - Overly permissive Deno configuration in mcp-run-python leads to SSRF

CVE ID : CVE-2026-25904 Published : Feb. 9, 2026, 9:16 a.m. | 55 minutes ago Description : The Pydantic-AI MCP Run Python tool configures the Deno sandbox with an overly permissive configuration that allows the underlying Python code to access the localhost interface of the host to perform SSRF attacks. Note - the

CVE Details

Published
Feb. 9, 2026
Affected Product: Python
Impact: SSRF