Patch Available Now Scary Terry Brings Critical Security Fixes

Lighthouse v8.1.1 is a mandatory patch release with critical security fixes, networking improvements, and bug fixes for previous versions including v8.1.0, which contains a security vulnerability. All users should upgrade immediately to prevent premature node downing due to DuplicatedData errors. The update includes 9 changes, such as fixing head monitor timeouts, invalid RPC requests, and data column duplications.