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CVE-2026-14869

terraform-mcp-server vulnerable to server side request forgery leading to token exposure

HIGH
8.6
CVSS Score
Published: July 28, 2026 at 05:53 PM UTC
Updated: October 23, 2026 at 11:10 PM UTC
1 product affected across 1 vendorTooling

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Severity
HIGH8.6
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Tooling· Hashicorp
90%
0.3.0 ≤ v < 1.1.00.3.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: cverecord
https://discuss.hashicorp.com/t/hcsec-2026-23-multiple-vulnerabilities-impacting-hashicorp-terraform-mcp-server/77606

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.6HIGHHashiCorp
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-918

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