Understanding the Dify CORS Misconfiguration Vulnerability In December 2025, a significant Cross-Origin Resource Sharing (CORS) misconfiguration was discovered in Dify version 1.9.1. This vulnerability exposes the /console/api/system-features endpoint, allowing any external domain to make authenticated cross-origin requests. The implications of this flaw can be profound for server security. Why This Matters for Server Administrators For […]













