GHSA-6X2M-P4XP-WG22 Network-AI: EnvironmentManager.backup() follows symlinked directories and copies files outside the environment root into backups

Summary EnvironmentManager.backup recursively collects files using collectBackupFiles. collectBackupFiles uses statSyncfull, which follows symlinks. If data/ contains a symlink to a directory outside the environment root, backup recursion follows the symlink and copies external files into...