CVE-2026-14869 — HIGH (8.6)

Vulnerability Description

The terraform-mcp-server before version 1.1.0 is vulnerable to a server-side request forgery issue in the streamable-HTTP transport that may allow an unauthenticated remote client to redirect the server's Terraform API requests, and the server-side authorization token, to an attacker-controlled endpoint. This vulnerability, CVE-2026-14869, is fixed in terraform-mcp-server 1.1.0.

CVSS Score

8.6

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Related Weaknesses (CWE)

CWE-918

References

https://discuss.hashicorp.com/t/hcsec-2026-23-multiple-vulnerabilities-impacting

FAQ

What is CVE-2026-14869?

CVE-2026-14869 is a vulnerability with a CVSS score of 8.6 (HIGH). The terraform-mcp-server before version 1.1.0 is vulnerable to a server-side request forgery issue in the streamable-HTTP transport that may allow an unauthenticated remote client to redirect the serv...

How severe is CVE-2026-14869?

CVE-2026-14869 has been rated HIGH with a CVSS base score of 8.6/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-14869?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.