CVE-2019-10772

It is possible to bypass enshrined/svg-sanitize before 0.13.1 using the "xlink:href" attribute due to mishandling of the xlink namespace by the sanitizer.

CVE-2019-18857

darylldoyle svg-sanitizer before 0.12.0 mishandles script and data values in attributes, as demonstrated by unexpected whitespace such as in the javascript :alert substring.