Collected research

From XSS to RCE (dompdf 0-day)

Chains CSS injection into a server-side dompdf renderer with remote font loading. A valid TTF carrying PHP is served from a .php URL; dompdf preserves that extension in a predictable cache filename, and a web-accessible font directory lets the cached payload execute as PHP.

In the archive

• Collected in the 2022 research round

Related sources

• Code

Tags

• pdf
• php
• css-injection
• file-write
• rce
• attack-chain
• owasp-a03-2021

This page is the archive's own catalogue record. The research is the work of its author, first published at the original source. Preserved copies are kept so the citation survives its host.