CVE-2026-13602 Session takeover vulnerability

We found a chain of combining multiple weaknesses in the product that could allow an attacker to become any user in the backend and access any data: The payment integration plugins Stripe included in the core system, pretix-mollie, pretix-oppwa, pretix-bitpay, pretix-payone, pretix-secuconnect,...

CVE-2026-45582 n8n-MCP: Workflow telemetry sanitizer could retain partial values from URL-shaped node parameters

n8n-MCP is an MCP server that provides AI assistants access to n8n node documentation, properties, and operations. Prior to 2.51.3, the workflow telemetry sanitizer could retain partial fragments of URL-shaped node parameters before sending workflow data to the project's anonymous telemetry...