Pdfy Htb Writeup Upd Free Jun 2026

: By inspecting the PDF metadata or generating an error (e.g., submitting a local address), you can identify that the backend uses wkhtmltopdf to perform the conversion [26]. 2. Exploitation (SSRF) wkhtmltopdf

Generate the PDF, and the flag appears.

The challenge provides a web application where users can input a URL. The application then visits that URL and converts the page content into a PDF file. pdfy htb writeup upd