Use Safe Parsers in lxml Parsing Functions
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This codemod sets the
parserparameter in calls tolxml.etree.parseandlxml.etree.fromstringif omitted or set toNone(the default value). Unfortunately, the defaultparser=Nonemeanslxmlwill rely on an unsafe parser, making your code potentially vulnerable to entity expansion attacks and external entity (XXE) attacks.The changes look as follows:
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