From 4.0.0-X up to and including 9.2.0-X are safe for ninjhax, if X is between 7 and 20.
9.3.0-21 has patched one of the exploits in ninjhax.
From 4.0.0-X up to and including 9.2.0-X are safe for ninjhax, if X is between 7 and 20.
9.3.0-21 has patched one of the exploits in ninjhax.