CVE-2026-18489: IBM Contextforge

High severity, CVSS 7.4. EPSS: 0.3% chance of exploitation in the next 30 days.

IBM ContextForge MCP Gateway - Translate utility <= 1.0.8 MCP Context Forge could allow a remote attacker to obtain sensitive information from other sessions due to exposure of data elements to the wrong session.

Affected products

• IBM Contextforge: up to and including 1.0.8

Published 2026-09-04. Last modified 2026-09-15.