GHSA-8WHX-365G-H9VV Loofah `allowed_uri?` does not detect `javascript:` URIs split by named whitespace character references

Summary Loofah::HTML5::Scrub.alloweduri? does not correctly reject javascript: URIs when the scheme is split or prefixed by the HTML5 named character references tab or line feed. This is a bypass of the fix for GHSA-46fp-8f5p-pf2m, which handled the equivalent numeric character references , , but...

CVE-2026-5160

A flaw was found in github.com/yuin/goldmark/renderer/html. This Cross-site Scripting XSS vulnerability allows a remote attacker to execute arbitrary scripts in the context of applications that render a malicious URL. The flaw stems from an improper ordering of URL validation and normalization,...