CVE-2026-40252 Broken Access Control (IDOR) Leading to Cross-Tenant Application Access in FastGPT

FastGPT is an AI Agent building platform. Prior to 4.14.10.4, Broken Access Control vulnerability IDOR/BOLA allows any authenticated team to access and execute applications belonging to other teams by supplying a foreign appId. While the API correctly validates the team token, it does not verify...

CVE-2026-40252

CVE-2026-40252 affects the FastGPT AI Agent building platform. The flaw is a Broken Access Control (IDOR/BOLA) where, before version 4.14.10.4, an authenticated user from one team could access and execute applications belonging to another team by supplying a foreign appId. The root cause is that ...