CVE-2026-45716 Budibase: Builder-to-Admin Privilege Escalation via onboardUsers Endpoint Without SMTP Configuration

Budibase is an open-source low-code platform. Prior to 3.38.1, the POST /api/global/users/onboard endpoint is protected by workspaceBuilderOrAdmin middleware, allowing any user with builder permissions to access it. When SMTP email is not configured the default for self-hosted Budibase instances,...

CVE-2026-45716

Budibase vulnerability CVE-2026-45716 affects the onboardUsers endpoint: when SMTP is not configured, POST /api/global/users/onboard allows a builder to create new global admin accounts by injecting attacker-controlled roles, returning the generated password in the response and enabling full priv...