A generative model uses the classifier as part of its training. If you generate a picture of pure random noise, then iteratively pick random noise that the classifier says “looks” more like csam, then you can effectively generate images that the classifier says it’s 100% certain is csam. Whether or not that looks anything like what a human would consider to be csam depends on other factors but it remains a possibility.

Jesus Christ. If someone ever got their hands on this model they could use it to generate new material. The grossest possible AI model to date

Pretty sure the adult star was lil Lupe. She was everywhere at the time because she did, indeed, look underage.