CVE-2026-18486CWE-200information-disclosure

CVE-2026-18486

High · published September 4, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
24.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00325 · 24.3th percentile
Weakness
CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor
Published
2026-09-04T21:16Z
Affected products (1)
ProductVersionsFixed in
ibm/contextforge≤ 1.0.7—
References (1)
https://www.ibm.com/support/pages/node/7286052 · [email protected]
EPSS history
Timeline
  • 06 SEP 03:30Z
    EPSS moved — → 0%
    epss
  • 04 SEP 16:24Z
    IBM ContextForge MCP Gateway is affected by credential disclosure and privilege escalation via jq filter execution
    cvelistv5