$#kubernetes

HTB: Fireflow

An unauthenticated Langflow RCE (CVE-2026-33017) leads to leaked superuser credentials via process environment, password reuse for user access, a JWT alg:none forgery against a custom MCP server, and finally a Kubernetes nodes/proxy verb bypass to a privileged pod for host root.

• #rce
• #jwt
• #kubernetes
• #privesc