Unpaid PayPal orders switching to “processing”

I found the answer! Who would have thought: There was an old API connection to a logistics software, which had a cronjob that pulls all orders (also pending ones) and after it pulled the order the cronjob switched the order from whatever status to “processing”.

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)