CVE-2026-53709 MCP Context Forge - Authentication Bypass

MCP Context Forge < 1.0.2 contains a broken authentication caused by use of a known JWT_SECRET_KEY and platform-admin bootstrap, letting remote unauthenticated attackers mint administrator tokens, exploit requires vulnerable signing key and bootstrap enabled.

CVSS base score 9.8 /10
Critical
CISA KEV
Not listed
Public exploit
None known
EPSS
0.45% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Privilege Escalation, Information Disclosure, Data Tampering, Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
13 October 2026
Updated
15 October 2026
Weakness
CWE-287

Vendor fix

Update to version 1.0.2 or later.

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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