Security Bulletin: Unauthenticated Registration POST Endpoint Permits Admin Email Overwrite and Outbound Relay Abuse in Langflow

Summary The POST /api/v2/registration/ endpoint in affected versions lacked authentication requirements, allowing unauthenticated attackers to overwrite the server's registered admin email address and trigger outbound telemetry calls to external servers, enabling the Langflow instance to be abuse...

CVE-2026-12073

CVE-2026-12073 affects the ProfileGrid – User Profiles, Groups and Communities plugin for WordPress (versions ≤ 5.9.9.5). The root cause is the plugin not validating a user_login on some registration forms and mishandling errors, enabling unauthenticated attackers to overwrite the email of the ad...