The terraform-mcp-server before version 1.1.0 is vulnerable to an authorization bypass in the streamable-HTTP stateful transport mode that may allow a user who obtains another user's MCP session ID to have their tool calls executed using that user's Terraform credentials. This vulnerability, CVE-2026-16496, is fixed in terraform-mcp-server 1.1.0.
{
"cpes": [
"cpe:2.3:a:hashicorp:consul:*:*:*:*:-:*:*:*"
],
"severity": "High"
}