Note that he/she doesn't say which Creative Commons license. It could be a non-commercial license. Besides, I don't see any attributions to the artists for the

Note that he/she doesn't say which Creative Commons license. It could be a non-commercial license. Besides, I don't see any attributions to the artists for these images (which is required for all the various Creative Commons licenses). I highly doubt this theme is legitimate. OP, be wary of using this theme.