What is GHSA-4crw-p722-vr7h?

GHSA-4crw-p722-vr7h is a security advisory published by GitHub Security Advisories with High severity. The terraform-mcp-server before version 1.1.0 is vulnerable to an authorization bypass in the...

Which CVE IDs does GHSA-4crw-p722-vr7h cover?

GHSA-4crw-p722-vr7h covers the following CVE IDs: CVE-2026-16496. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-4crw-p722-vr7h?

GHSA-4crw-p722-vr7h has a CVSS v3 base score of 8.9, published by GitHub Security Advisories.

GHSA-4crw-p722-vr7hHighCVSS 8.9

The terraform-mcp-server before version 1.1.0 is vulnerable to an authorization bypass in the...

Vendor

GitHub Security Advisories

Published

July 28, 2026

Last Modified

July 28, 2026

🔗 CVE IDs covered (1)

CVE-2026-16496 →

📋 Description

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.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-16496
https://discuss.hashicorp.com/t/hcsec-2026-23-multiple-vulnerabilities-impacting-hashicorp-terraform-mcp-server/77606
https://github.com/advisories/GHSA-4crw-p722-vr7h