CVE-2026-78573 IBM ContextForge MCP Gateway - Authentication Bypass

IBM ContextForge MCP Gateway 1.0.0 through 1.0.7 contains a broken authentication caused by use of default credentials, letting remote attackers gain administrative access, exploit requires default credentials to be unchanged.

CVSS base score 9.8 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.58% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
10 September 2026
Updated
15 October 2026
Weakness
CWE-1392

Vendor fix

Update to a version later than 1.0.7 or change default credentials immediately.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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