Salim Mehajer has been put in solitary confinement after allegedly assaulting a prison officer while in jail.

The controversial former deputy mayor of Auburn was jailed in June for a minimum 11 months after he was convicted of electoral fraud.

Salim Mehajer has been put in solitary confinement after allegedly assaulting a prison officer. Credit:Dominic Lorrimer

The sentence was for rigging the 2012 local government election that landed him in public office.

On Friday, Mehajer allegedly got into a scuffle with a prison officer at the Cooma Correctional Centre, grabbing the officer's arm.