C2RCC results straight line

The stripes are known and in the thread a way to remove them is provided.
Detectors Stripes - s2tbx - STEP Forum (esa.int)

Also here is some discussion about it.

But the stripes are not (or not only) from sunglint. These are the camera borders. And for this problem there is no solution yet. At least as far as I know. But I actually wonder why there is no correction for this yet.