Log in on each browser you use and one press of Fuzz or Test fuzz runs the vector in all of them, with every browser's results side by side.
This vector shows which entities are allowed in-between right closing bracket in a CDATA section in SVG.
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<svg><style> x = "<![CDATA[</style><img title="]$[data1]]></style></svg><img src onerror=log('html($[data1])')>">