OpenCTI < 6.9.13 - Authentication Bypass via User Impersonation

OpenCTI 6.9.13 allows authentication bypass by supplying a Bearer token set to the admin user's internalid UUID instead of a valid JWT. The default admin internalid 88ec0c6a-13ce-5e39-b486-354fe4a7084f grants full admin access to the GraphQL API, effectively bypassing all authentication. id:...

OpenCTI Auth Bypass (CVE-2026-27960)

CVE-2026-27960 in OpenCTI 6.6.0 through 6.9.12: authenticateUserByTokenOrUserId looks up users by bearer token without verifying it equals apitoken. The compile-time admin internalid 88ec0c6a-13ce-5e39-b486-354fe4a7084f authenticates as admin on every deployment. !/usr/bin/env python3 -- coding:...