What is the legal liability of a company who fail...

We would like to inform you that referring to the law for expatriates residing in the Emirates state first and in terms of legal responsibility, the company does not have any responsibility, especially that the procedures for granting the visa even with the presence of the job offer is for the Department of Immigration and Residence
As is well known, any legal procedure that requires security approval, if security approval is not granted, the work visa cannot be obtained
Therefore, the company cannot bear any consequences of the refusal to grant work visas because there are no issues on it in general, and if you have any other intention you can clarify