IBM ContextForge MCP Gateway <= v1.0.7 MCP Context Forge could allow a remote authenticated attacker to obtain sensitive credentials and escalate privileges due to improper validation of jq filters.
Advisories

No advisories yet.

Fixes

Solution

IBM strongly recommends addressing the vulnerability now. Product(s)Version(s) number and/or range Remediation/Fix/InstructionsIBM ContextForge MCP Gateway<=v1.0.7Upgrade to v1.0.8. See [release notes]( https://github.com/IBM/mcp-context-forge/releases/tag/v1.0.8) https://github.com/IBM/mcp-context-forge/releases/tag/v1.0.8%29 . Rotate `JWT_SECRET_KEY`, `AUTH_ENCRYPTION_SECRET`, `DATABASE_URL`, `REDIS_URL`, and `BASIC_AUTH_PASSWORD` on any deployment running prior versions.   Note: From version v1.0.8 on a more complex AUTH_ENCRYPTION_SECRET is required: Action required before upgrading: run the one-shot re-encryption script (mcpgateway/scripts/migrate_enc_secret.py) with the old and new keys while the gateway is stopped. See the full rotation guide at docs/docs/operations/auth-encryption-secret-rotation.md https://github.com/IBM/mcp-context-forge/blob/v1.0.8/docs/docs/operations/auth-encryption-secret-rotation.md for step-by-step instructions, deployment-specific commands, and special cases (Helm/Kubernetes, Python package consumers, rollback).


Workaround

None. IBM strongly recommends upgrading to the fixed version and rotating server credentials.

History

Fri, 04 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Description IBM ContextForge MCP Gateway <= v1.0.7 MCP Context Forge could allow a remote authenticated attacker to obtain sensitive credentials and escalate privileges due to improper validation of jq filters.
Title IBM ContextForge MCP Gateway is affected by credential disclosure and privilege escalation via jq filter execution
First Time appeared Ibm
Ibm contextforge-mcp-gateway
Weaknesses CWE-200
CPEs cpe:2.3:a:ibm:contextforge-mcp-gateway:*:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm contextforge-mcp-gateway
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: ibm

Published:

Updated: 2026-09-04T16:24:45.432Z

Reserved: 2026-07-31T13:30:12.746Z

Link: CVE-2026-18486

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-04T17:16:56.420

Modified: 2026-09-04T17:16:56.420

Link: CVE-2026-18486

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-04T18:45:03Z

Weaknesses