Detecting and exploiting path-relative stylesheet import (PRSSI) vulnerabilities
portswigger.net | research | #phpbb | #css-injection | #browser-quirks | #prssi | #relative-path-overwrite
Summary
James Kettle walks through path-relative stylesheet import (PRSSI) vulnerabilities, the Relative Path Overwrite technique that tricks browsers into loading HTML as CSS, using a real phpBB3 example.
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