Artemis Java Test Sandbox versions before 1.11.2 are vulnerable to a sandbox escape when an attacker loads untrusted libraries using System.load or System.loadLibrary. An attacker can abuse this issue to execute arbitrary Java when a victim executes the supposedly sandboxed code.

Artemis Java Test Sandbox versions before 1.8.0 are vulnerable to a sandbox escape when an attacker includes class files in a package that Ares trusts. An attacker can abuse this issue to execute arbitrary Java when a victim executes the supposedly sandboxed code.

Artemis Java Test Sandbox versions less than 1.7.6 are vulnerable to a sandbox escape when an attacker crafts a special subclass of InvocationTargetException. An attacker can abuse this issue to execute arbitrary Java when a victim executes the supposedly sandboxed code.