---
id: CVE-2026-18905
title: >-
  IBM ContextForge MCP Gateway (`mcp-contextforge-gateway`) <= v1.0.6 MCP
  Context Forge could allow a remote authenticated attacker to obtain sensitive
  information due to a DNS rebinding vulnerability during tool invocation.
summary: >-
  IBM ContextForge MCP Gateway (`mcp-contextforge-gateway`) <= v1.0.6 MCP
  Context Forge could allow a remote authenticated attacker to obtain sensitive
  information due to a DNS rebinding vulnerability during tool invocation.
severity: high
cvss: 7.7
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N'
cwe:
  - CWE-918
vendor: ibm
product: contextforge
affected:
  - contextforge <= 1.0.6
published: '2026-09-04'
updated: '2026-09-15'
sourceUpdated: '2026-09-15T15:21:14.713'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-18905'
references:
  - url: 'https://www.ibm.com/support/pages/node/7286053'
    label: psirt@us.ibm.com
tags:
  - nvd
epss: 0.00339
epssPercentile: 0.24506
ingestedAt: '2026-09-08T15:33:26.961Z'
---

## Overview

IBM ContextForge MCP Gateway (`mcp-contextforge-gateway`) <= v1.0.6 MCP Context Forge could allow a remote authenticated attacker to obtain sensitive information due to a DNS rebinding vulnerability during tool invocation.

## Affected

- `contextforge <= 1.0.6`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.