GHSA-8RFP-98V4-MMR6 Bleach: URI sanitization allows disallowed URI schemes with Unicode > U+00A0 in output

Impact A possible XSS bypass affects users calling bleach.clean with all of: a in the allowed tags href in allowed attributes The bleach.clean sanitizer outputs URIs containing disallowed scheme patterns that it should be stripping. However, because the inserted Unicode characters make the scheme...

GHSA-M6XF-FQ7Q-8743 Bleach vulnerable to mutation XSS via whitelisted math or svg and raw tag

Impact A mutation XSS affects users calling bleach.clean with all of: the svg or math in the allowed/whitelisted tags an RCDATA tag see below in the allowed/whitelisted tags the keyword argument strip=False Patches Users are encouraged to upgrade to bleach v3.1.2 or greater. Workarounds modify...