CVE-2026-19243 HKUDS nanobot Shell Allowlist shell.py ExecTool._spawn os command injection

A security vulnerability has been detected in HKUDS nanobot up to 0.2.1. Impacted is the function ExecTool.guardcommand/ExecTool.spawn of the file nanobot/agent/tools/shell.py of the component Shell Allowlist Handler. Such manipulation leads to os command injection. The attack can be executed...