GHSA-5QHF-9PHG-95M2 Loofah `allowed_uri?` does not detect `javascript:` URIs split by numeric character references without semicolons

Summary Loofah::HTML5::Scrub.alloweduri? does not correctly reject javascript: or vbscript: URIs when the scheme is split by a numeric character reference that has no trailing semicolon. A browser decodes such references and resolves the URL to an executable javascript: scheme, while alloweduri?...

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...