31 Line PHP

Task by Kirill Pavlov (@pavkirill) · Par time: ~40 min

Like the legendary one- 31- line php challenge

On the last step, you’ll need a recently published 0day.

Added at 11:10 UTC: you need to get an RCE.

Added at 15:30 UTC: while the XML parsing bug will not give you an RCE in of itself, it very much can help you win the race and get one!