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Vulnerability record · CVE-2026-18486 · published 4 September 2026

CVE-2026-18486: Ibm contextforge information exposure vulnerability

Ibm · Contextforge

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.

8.8 CVSS 3.1 High EPSS 0.58% · top 51.6% CWE-200 · Information exposure
8.8CVSS 3.1 base score
0.58%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
15 Sep 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.ibm.com/support/pages/node/7286052 PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2026-78573Ibm contextforge vulnerabilityIBM ContextForge MCP Gateway 1.0.0 through 1.0.7 could allow a remote attacker to gain administrative access due to the use of default credentials.EPSS 0.58%9.6CVE-2026-77822Ibm contextforge server-side request forgery (ssrf) vulnerabilityIBM ContextForge MCP Gateway could allow a remote authenticated attacker to obtain sensitive information due to server-side request forgery via DNS r…EPSS 0.37%7.7CVE-2026-18905Ibm contextforge server-side request forgery (ssrf) vulnerabilityIBM ContextForge MCP Gateway (`mcp-contextforge-gateway`) <= v1.0.6 MCP Context Forge could allow a remote authenticated attacker to obtain sensitive…EPSS 0.46%7.4CVE-2026-18489Ibm contextforge vulnerabilityIBM ContextForge MCP Gateway - Translate utility <= 1.0.8 MCP Context Forge could allow a remote attacker to obtain sensitive information from other …EPSS 0.42%6.5CVE-2026-18484Ibm contextforge vulnerabilityIBM ContextForge MCP Gateway 1.0.0 through 1.0.11 could allow a remote authenticated attacker to cause a denial of service due to improper slug norma…EPSS 0.50%6.5CVE-2026-11918Ibm contextforge vulnerabilityIBM ContextForge MCP Gateway <= v1.0.4 IBM mcp-context-forge could allow an authenticated user to bypass protection mechanisms due to incomplete recu…EPSS 0.17%5.4CVE-2026-8355Ibm contextforge server-side request forgery (ssrf) vulnerabilityIBM ContextForge MCP Gateway 0.1.0 through 1.0.5 is vulnerable to a server-side request Forgery (SSRF) that allows authenticated users with gateway c…EPSS 0.22%4.9CVE-2026-77825Ibm contextforge path traversal vulnerabilityIBM ContextForge MCP Gateway 1.0.0 through 1.0.8 was vulnerable to path traversal in its Admin API log-download endpoint (`GET /v1/admin/logs/file`).…EPSS 0.32%

Source: NIST National Vulnerability Database (record CVE-2026-18486), CISA KEV, FIRST EPSS (scores of 2026-11-11). This page is refreshed as NVD updates the record.