CVE-2026-16496 — terraform-mcp-server vulnerable to cross-user credential inheritance if an MCP session ID is obtained by another user
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 u…
Published: 2026-07-28 · CVSS: 8.9 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7