Prevent hypothetical XSS #185
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Part of #183
See context and example of how the XSS could be exploited in #183.
This PR
Prevent the possibility of user-input flowing into
innerHTMLand being interpreted as arbitrary JS by always using a static value forsize.Note: I chose to make the default
sizemedium, but we could also set it asnullwhich would effectively hide the icon from display unlessdata-sizeattr is set correctly. Medium felt like a more reasonable default.