Based on information researched at the time this page was created, speed cameras are illegal statewide in New Jersey, and the limited legality of red light cameras in New Jersey is described in this page.
No other camera types should be mapped in Waze.
The most recent list from the NJDOT has a comprehensive guide to intersections with installations of red light cameras.
Note: Brick Township (although being listed on the above link) has recently passed legislation barring the use of ANY red light cameras.
Per NJ State legislation no cameras are used for enforcement or issuing citations.