GHSA-JHHC-3HCP-QHM5 WeasyPrint has CSS Injection via Presentational Hints

Summary A CSS injection issue exists in WeasyPrint when HTML presentational hints are enabled. Unescaped attribute values are embedded into CSS, allowing injection of arbitrary CSS declarations. This affects applications processing untrusted HTML input. Details File: weasyprint/css/init.py The...

Avoiding <img> layout shifts: aspect-ratio vs width & height attributes

By default, an takes up zero space until the browser loads enough of the image to know its dimensions: &origin=source&to=/c/senna-d1c8a036.jpg When you run the demo, you'll see the immediately. Then, after a few seconds, this paragraph and subsequent page content shifts downwards to make room for...