Symfony's HtmlSanitizer URL Attributes Pass Through BiDi Override Characters → Visual href Spoofing

Description Symfony\Component\HtmlSanitizer\TextSanitizer\UrlSanitizer::parse used by UrlSanitizer::sanitize and therefore by every HtmlSanitizer config that allows links or media accepts URLs that contain Unicode explicit-direction BiDi formatting characters: U+202A–U+202E LRE / RLE / PDF / LRO ...

UBUNTU-CVE-2025-60876

BusyBox wget thru 1.3.7 accepted raw CR 0x0D/LF 0x0A and other C0 control bytes in the HTTP request-target path/query, allowing the request line to be split and attacker-controlled headers to be injected. To preserve the HTTP/1.1 request-line shape METHOD SP request-target SP HTTP/1.1, a raw spac...