A vulnerability was found in jeanmarc77 123solar 1.8.4.5. It has been rated as critical. Affected by this issue is some unknown functionality of the file config/config_invt1.php. The manipulation of the argument PASSOx leads to code injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The patch is identified as f4a8c748ec436e5a79f91ccb6a6f73752b336aa5. It is recommended to apply a patch to fix this issue.