Vulnerabilities CVE-2026-16498

CVE-2026-16498

Critical

Open

TLP:CLEAR

terraform-mcp-server vulnerable to cross-tenant credential reuse in streamable-HTTP stateless mode

NVD CVE.org

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Description

The terraform-mcp-server before version 1.1.0 is vulnerable to a cross-tenant credential reuse issue in the streamable-HTTP stateless transport mode that may allow one user's Terraform token to be used to execute tool calls on behalf of subsequent users. This vulnerability, CVE-2026-16498, is fixed in terraform-mcp-server 1.1.0.

Details

CVSS Score: 10.0
EPSS Score ⓘ: 0.33%

25.7th percentile
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L
Confidence: 90%
Published: Jul 28, 2026
Last Modified: Jul 28, 2026

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