CVE-2026-18486: IBM ContextForge MCP Gateway <=1.0.7 jq Filter Credential Theft
CVE-2026-18486 Published on September 4, 2026

IBM ContextForge MCP Gateway is affected by credential disclosure and privilege escalation via jq filter execution
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.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-18486 is exploitable with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is an Information Disclosure Vulnerability?

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

CVE-2026-18486 has been classified to as an Information Disclosure vulnerability or weakness.


Products Associated with CVE-2026-18486

Want to know whenever a new CVE is published for IBM Contextforge Mcp Gateway? stack.watch will email you.

IBM Contextforge Mcp Gateway
 

Affected Versions

IBM ContextForge MCP Gateway Version <= v1.0.7 is affected by CVE-2026-18486