GHSA-JXH8-JH77-XH6G @evomap/evolver's validator sandbox allowlist permits `npm`/`npx`, yielding RCE from Hub-delivered validation tasks via lifecycle scripts

Summary The validator-mode sandbox executor src/gep/validator/sandboxExecutor.js places npm and npx in its hard executable allowlist. Because npm install and npx -y -p execute arbitrary code by design preinstall/install/postinstall lifecycle scripts and remote-package bin entries, and because...